Home / 69,660.38-96,132.12-37,829.72

Finding the Fourth Proportional to 69,660.38, 96,132.12 and 37,829.72

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Solution

The fourth proportional to 69,660.38, 96,132.12 and 37,829.72 is: 52,205.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,660.38 : 96,132.12 = 37,829.72 : x
  2. Step 2: Convert to fraction form
    69,660.38/96,132.12 = 37,829.72/x
  3. Step 3: Cross multiply
    69,660.38x = 96,132.12 × 37,829.72
  4. Step 4: Simplify right side
    69,660.38x = 3,636,651,182.61
  5. Step 5: Solve for x
    x = 3,636,651,182.61/69,660.38
  6. Step 6: Final answer
    x = 52,205.45

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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.