Home / 45,170.12-67,768.86-17,098.76

Finding the Fourth Proportional to 45,170.12, 67,768.86 and 17,098.76

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Solution

The fourth proportional to 45,170.12, 67,768.86 and 17,098.76 is: 25,653.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,170.12 : 67,768.86 = 17,098.76 : x
  2. Step 2: Convert to fraction form
    45,170.12/67,768.86 = 17,098.76/x
  3. Step 3: Cross multiply
    45,170.12x = 67,768.86 × 17,098.76
  4. Step 4: Simplify right side
    45,170.12x = 1,158,763,472.61
  5. Step 5: Solve for x
    x = 1,158,763,472.61/45,170.12
  6. Step 6: Final answer
    x = 25,653.32

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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.