Home / 45,385.71-67,772.60-37,082.13

Finding the Fourth Proportional to 45,385.71, 67,772.60 and 37,082.13

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Solution

The fourth proportional to 45,385.71, 67,772.60 and 37,082.13 is: 55,373.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,385.71 : 67,772.60 = 37,082.13 : x
  2. Step 2: Convert to fraction form
    45,385.71/67,772.60 = 37,082.13/x
  3. Step 3: Cross multiply
    45,385.71x = 67,772.60 × 37,082.13
  4. Step 4: Simplify right side
    45,385.71x = 2,513,152,178.23
  5. Step 5: Solve for x
    x = 2,513,152,178.23/45,385.71
  6. Step 6: Final answer
    x = 55,373.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.