Home / 132,208.56-198,115.92-73,061.16

Finding the Fourth Proportional to 132,208.56, 198,115.92 and 73,061.16

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Solution

The fourth proportional to 132,208.56, 198,115.92 and 73,061.16 is: 109,482.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,208.56 : 198,115.92 = 73,061.16 : x
  2. Step 2: Convert to fraction form
    132,208.56/198,115.92 = 73,061.16/x
  3. Step 3: Cross multiply
    132,208.56x = 198,115.92 × 73,061.16
  4. Step 4: Simplify right side
    132,208.56x = 14,474,578,929.67
  5. Step 5: Solve for x
    x = 14,474,578,929.67/132,208.56
  6. Step 6: Final answer
    x = 109,482.92

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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.