Home / 131,964.20-182,107.14-71,532.20

Finding the Fourth Proportional to 131,964.20, 182,107.14 and 71,532.20

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Solution

The fourth proportional to 131,964.20, 182,107.14 and 71,532.20 is: 98,712.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,964.20 : 182,107.14 = 71,532.20 : x
  2. Step 2: Convert to fraction form
    131,964.20/182,107.14 = 71,532.20/x
  3. Step 3: Cross multiply
    131,964.20x = 182,107.14 × 71,532.20
  4. Step 4: Simplify right side
    131,964.20x = 13,026,524,359.91
  5. Step 5: Solve for x
    x = 13,026,524,359.91/131,964.20
  6. Step 6: Final answer
    x = 98,712.56

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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.