Home / 238,929.57-358,446.20-72,713.25

Finding the Fourth Proportional to 238,929.57, 358,446.20 and 72,713.25

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Solution

The fourth proportional to 238,929.57, 358,446.20 and 72,713.25 is: 109,085.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,929.57 : 358,446.20 = 72,713.25 : x
  2. Step 2: Convert to fraction form
    238,929.57/358,446.20 = 72,713.25/x
  3. Step 3: Cross multiply
    238,929.57x = 358,446.20 × 72,713.25
  4. Step 4: Simplify right side
    238,929.57x = 26,063,787,788.58
  5. Step 5: Solve for x
    x = 26,063,787,788.58/238,929.57
  6. Step 6: Final answer
    x = 109,085.65

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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.