Home / 69,124.03-95,391.38-38,909.83

Finding the Fourth Proportional to 69,124.03, 95,391.38 and 38,909.83

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Solution

The fourth proportional to 69,124.03, 95,391.38 and 38,909.83 is: 53,695.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,124.03 : 95,391.38 = 38,909.83 : x
  2. Step 2: Convert to fraction form
    69,124.03/95,391.38 = 38,909.83/x
  3. Step 3: Cross multiply
    69,124.03x = 95,391.38 × 38,909.83
  4. Step 4: Simplify right side
    69,124.03x = 3,711,661,946.24
  5. Step 5: Solve for x
    x = 3,711,661,946.24/69,124.03
  6. Step 6: Final answer
    x = 53,695.68

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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.