Home / 132,192.42-182,425.86-71,763.12

Finding the Fourth Proportional to 132,192.42, 182,425.86 and 71,763.12

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Solution

The fourth proportional to 132,192.42, 182,425.86 and 71,763.12 is: 99,033.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,192.42 : 182,425.86 = 71,763.12 : x
  2. Step 2: Convert to fraction form
    132,192.42/182,425.86 = 71,763.12/x
  3. Step 3: Cross multiply
    132,192.42x = 182,425.86 × 71,763.12
  4. Step 4: Simplify right side
    132,192.42x = 13,091,448,882.28
  5. Step 5: Solve for x
    x = 13,091,448,882.28/132,192.42
  6. Step 6: Final answer
    x = 99,033.28

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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.