Home / 132,601.91-182,988.11-72,173.73

Finding the Fourth Proportional to 132,601.91, 182,988.11 and 72,173.73

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Solution

The fourth proportional to 132,601.91, 182,988.11 and 72,173.73 is: 99,598.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,601.91 : 182,988.11 = 72,173.73 : x
  2. Step 2: Convert to fraction form
    132,601.91/182,988.11 = 72,173.73/x
  3. Step 3: Cross multiply
    132,601.91x = 182,988.11 × 72,173.73
  4. Step 4: Simplify right side
    132,601.91x = 13,206,935,310.99
  5. Step 5: Solve for x
    x = 13,206,935,310.99/132,601.91
  6. Step 6: Final answer
    x = 99,598.38

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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.