Home / 69,005.91-95,217.48-38,785.62

Finding the Fourth Proportional to 69,005.91, 95,217.48 and 38,785.62

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Solution

The fourth proportional to 69,005.91, 95,217.48 and 38,785.62 is: 53,518.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,005.91 : 95,217.48 = 38,785.62 : x
  2. Step 2: Convert to fraction form
    69,005.91/95,217.48 = 38,785.62/x
  3. Step 3: Cross multiply
    69,005.91x = 95,217.48 × 38,785.62
  4. Step 4: Simplify right side
    69,005.91x = 3,693,068,996.64
  5. Step 5: Solve for x
    x = 3,693,068,996.64/69,005.91
  6. Step 6: Final answer
    x = 53,518.16

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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.