Home / 66,862.72-100,277.52-29,432.14

Finding the Fourth Proportional to 66,862.72, 100,277.52 and 29,432.14

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Solution

The fourth proportional to 66,862.72, 100,277.52 and 29,432.14 is: 44,140.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,862.72 : 100,277.52 = 29,432.14 : x
  2. Step 2: Convert to fraction form
    66,862.72/100,277.52 = 29,432.14/x
  3. Step 3: Cross multiply
    66,862.72x = 100,277.52 × 29,432.14
  4. Step 4: Simplify right side
    66,862.72x = 2,951,382,007.49
  5. Step 5: Solve for x
    x = 2,951,382,007.49/66,862.72
  6. Step 6: Final answer
    x = 44,140.92

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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.