Home / 45,169.45-67,761.86-15,580.35

Finding the Fourth Proportional to 45,169.45, 67,761.86 and 15,580.35

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Solution

The fourth proportional to 45,169.45, 67,761.86 and 15,580.35 is: 23,373.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,169.45 : 67,761.86 = 15,580.35 : x
  2. Step 2: Convert to fraction form
    45,169.45/67,761.86 = 15,580.35/x
  3. Step 3: Cross multiply
    45,169.45x = 67,761.86 × 15,580.35
  4. Step 4: Simplify right side
    45,169.45x = 1,055,753,417.55
  5. Step 5: Solve for x
    x = 1,055,753,417.55/45,169.45
  6. Step 6: Final answer
    x = 23,373.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.