Home / 132,604.57-182,998.17-72,179.12

Finding the Fourth Proportional to 132,604.57, 182,998.17 and 72,179.12

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Solution

The fourth proportional to 132,604.57, 182,998.17 and 72,179.12 is: 99,609.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,604.57 : 182,998.17 = 72,179.12 : x
  2. Step 2: Convert to fraction form
    132,604.57/182,998.17 = 72,179.12/x
  3. Step 3: Cross multiply
    132,604.57x = 182,998.17 × 72,179.12
  4. Step 4: Simplify right side
    132,604.57x = 13,208,645,957.22
  5. Step 5: Solve for x
    x = 13,208,645,957.22/132,604.57
  6. Step 6: Final answer
    x = 99,609.28

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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.