Home / 70,159.38-96,814.86-38,321.52

Finding the Fourth Proportional to 70,159.38, 96,814.86 and 38,321.52

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Solution

The fourth proportional to 70,159.38, 96,814.86 and 38,321.52 is: 52,880.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,159.38 : 96,814.86 = 38,321.52 : x
  2. Step 2: Convert to fraction form
    70,159.38/96,814.86 = 38,321.52/x
  3. Step 3: Cross multiply
    70,159.38x = 96,814.86 × 38,321.52
  4. Step 4: Simplify right side
    70,159.38x = 3,710,092,593.79
  5. Step 5: Solve for x
    x = 3,710,092,593.79/70,159.38
  6. Step 6: Final answer
    x = 52,880.92

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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.