Home / 69,693.20-96,177.66-37,862.72

Finding the Fourth Proportional to 69,693.20, 96,177.66 and 37,862.72

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Solution

The fourth proportional to 69,693.20, 96,177.66 and 37,862.72 is: 52,251.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,693.20 : 96,177.66 = 37,862.72 : x
  2. Step 2: Convert to fraction form
    69,693.20/96,177.66 = 37,862.72/x
  3. Step 3: Cross multiply
    69,693.20x = 96,177.66 × 37,862.72
  4. Step 4: Simplify right side
    69,693.20x = 3,641,547,810.84
  5. Step 5: Solve for x
    x = 3,641,547,810.84/69,693.20
  6. Step 6: Final answer
    x = 52,251.12

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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.