Home / 154,584.32-231,909.68-47,966.08

Finding the Fourth Proportional to 154,584.32, 231,909.68 and 47,966.08

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Solution

The fourth proportional to 154,584.32, 231,909.68 and 47,966.08 is: 71,959.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,584.32 : 231,909.68 = 47,966.08 : x
  2. Step 2: Convert to fraction form
    154,584.32/231,909.68 = 47,966.08/x
  3. Step 3: Cross multiply
    154,584.32x = 231,909.68 × 47,966.08
  4. Step 4: Simplify right side
    154,584.32x = 11,123,798,263.65
  5. Step 5: Solve for x
    x = 11,123,798,263.65/154,584.32
  6. Step 6: Final answer
    x = 71,959.42

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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.