Home / 132,767.62-183,221.42-72,338.24

Finding the Fourth Proportional to 132,767.62, 183,221.42 and 72,338.24

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Solution

The fourth proportional to 132,767.62, 183,221.42 and 72,338.24 is: 99,827.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,767.62 : 183,221.42 = 72,338.24 : x
  2. Step 2: Convert to fraction form
    132,767.62/183,221.42 = 72,338.24/x
  3. Step 3: Cross multiply
    132,767.62x = 183,221.42 × 72,338.24
  4. Step 4: Simplify right side
    132,767.62x = 13,253,915,149.46
  5. Step 5: Solve for x
    x = 13,253,915,149.46/132,767.62
  6. Step 6: Final answer
    x = 99,827.92

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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.