Home / 132,208.07-198,115.17-73,060.64

Finding the Fourth Proportional to 132,208.07, 198,115.17 and 73,060.64

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Solution

The fourth proportional to 132,208.07, 198,115.17 and 73,060.64 is: 109,482.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,208.07 : 198,115.17 = 73,060.64 : x
  2. Step 2: Convert to fraction form
    132,208.07/198,115.17 = 73,060.64/x
  3. Step 3: Cross multiply
    132,208.07x = 198,115.17 × 73,060.64
  4. Step 4: Simplify right side
    132,208.07x = 14,474,421,113.91
  5. Step 5: Solve for x
    x = 14,474,421,113.91/132,208.07
  6. Step 6: Final answer
    x = 109,482.13

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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.