Home / 69,905.91-96,470.14-38,074.81

Finding the Fourth Proportional to 69,905.91, 96,470.14 and 38,074.81

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Solution

The fourth proportional to 69,905.91, 96,470.14 and 38,074.81 is: 52,543.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,905.91 : 96,470.14 = 38,074.81 : x
  2. Step 2: Convert to fraction form
    69,905.91/96,470.14 = 38,074.81/x
  3. Step 3: Cross multiply
    69,905.91x = 96,470.14 × 38,074.81
  4. Step 4: Simplify right side
    69,905.91x = 3,673,082,251.17
  5. Step 5: Solve for x
    x = 3,673,082,251.17/69,905.91
  6. Step 6: Final answer
    x = 52,543.23

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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.