Home / 69,981.30-96,572.26-38,150.19

Finding the Fourth Proportional to 69,981.30, 96,572.26 and 38,150.19

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Solution

The fourth proportional to 69,981.30, 96,572.26 and 38,150.19 is: 52,646.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,981.30 : 96,572.26 = 38,150.19 : x
  2. Step 2: Convert to fraction form
    69,981.30/96,572.26 = 38,150.19/x
  3. Step 3: Cross multiply
    69,981.30x = 96,572.26 × 38,150.19
  4. Step 4: Simplify right side
    69,981.30x = 3,684,250,067.73
  5. Step 5: Solve for x
    x = 3,684,250,067.73/69,981.30
  6. Step 6: Final answer
    x = 52,646.21

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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.