Home / 152,758.20-229,045.26-68,503.14

Finding the Fourth Proportional to 152,758.20, 229,045.26 and 68,503.14

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Solution

The fourth proportional to 152,758.20, 229,045.26 and 68,503.14 is: 102,713.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,758.20 : 229,045.26 = 68,503.14 : x
  2. Step 2: Convert to fraction form
    152,758.20/229,045.26 = 68,503.14/x
  3. Step 3: Cross multiply
    152,758.20x = 229,045.26 × 68,503.14
  4. Step 4: Simplify right side
    152,758.20x = 15,690,319,512.12
  5. Step 5: Solve for x
    x = 15,690,319,512.12/152,758.20
  6. Step 6: Final answer
    x = 102,713.44

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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.