Home / 175,713.30-242,479.17-99,235.53

Finding the Fourth Proportional to 175,713.30, 242,479.17 and 99,235.53

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Solution

The fourth proportional to 175,713.30, 242,479.17 and 99,235.53 is: 136,942.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,713.30 : 242,479.17 = 99,235.53 : x
  2. Step 2: Convert to fraction form
    175,713.30/242,479.17 = 99,235.53/x
  3. Step 3: Cross multiply
    175,713.30x = 242,479.17 × 99,235.53
  4. Step 4: Simplify right side
    175,713.30x = 24,062,548,948.91
  5. Step 5: Solve for x
    x = 24,062,548,948.91/175,713.30
  6. Step 6: Final answer
    x = 136,942.10

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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.