Home / 132,501.30-198,753.13-37,731.40

Finding the Fourth Proportional to 132,501.30, 198,753.13 and 37,731.40

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Solution

The fourth proportional to 132,501.30, 198,753.13 and 37,731.40 is: 56,597.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,501.30 : 198,753.13 = 37,731.40 : x
  2. Step 2: Convert to fraction form
    132,501.30/198,753.13 = 37,731.40/x
  3. Step 3: Cross multiply
    132,501.30x = 198,753.13 × 37,731.40
  4. Step 4: Simplify right side
    132,501.30x = 7,499,233,399.56
  5. Step 5: Solve for x
    x = 7,499,233,399.56/132,501.30
  6. Step 6: Final answer
    x = 56,597.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.