Home / 132,545.43-182,907.24-72,116.32

Finding the Fourth Proportional to 132,545.43, 182,907.24 and 72,116.32

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Solution

The fourth proportional to 132,545.43, 182,907.24 and 72,116.32 is: 99,517.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,545.43 : 182,907.24 = 72,116.32 : x
  2. Step 2: Convert to fraction form
    132,545.43/182,907.24 = 72,116.32/x
  3. Step 3: Cross multiply
    132,545.43x = 182,907.24 × 72,116.32
  4. Step 4: Simplify right side
    132,545.43x = 13,190,597,050.16
  5. Step 5: Solve for x
    x = 13,190,597,050.16/132,545.43
  6. Step 6: Final answer
    x = 99,517.55

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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.