Home / 94,020.38-129,750.15-51,578.91

Finding the Fourth Proportional to 94,020.38, 129,750.15 and 51,578.91

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Solution

The fourth proportional to 94,020.38, 129,750.15 and 51,578.91 is: 71,180.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,020.38 : 129,750.15 = 51,578.91 : x
  2. Step 2: Convert to fraction form
    94,020.38/129,750.15 = 51,578.91/x
  3. Step 3: Cross multiply
    94,020.38x = 129,750.15 × 51,578.91
  4. Step 4: Simplify right side
    94,020.38x = 6,692,371,502.76
  5. Step 5: Solve for x
    x = 6,692,371,502.76/94,020.38
  6. Step 6: Final answer
    x = 71,180.01

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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.