Home / 45,190.17-62,337.20-28,197.18

Finding the Fourth Proportional to 45,190.17, 62,337.20 and 28,197.18

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Solution

The fourth proportional to 45,190.17, 62,337.20 and 28,197.18 is: 38,896.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,190.17 : 62,337.20 = 28,197.18 : x
  2. Step 2: Convert to fraction form
    45,190.17/62,337.20 = 28,197.18/x
  3. Step 3: Cross multiply
    45,190.17x = 62,337.20 × 28,197.18
  4. Step 4: Simplify right side
    45,190.17x = 1,757,733,108.11
  5. Step 5: Solve for x
    x = 1,757,733,108.11/45,190.17
  6. Step 6: Final answer
    x = 38,896.36

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Half scale
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Double scale
Find fourth proportional to 45,191.17, 62,338.57 and 28,198.18
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.