Home / 278,251.47-383,696.60-165,052.35

Finding the Fourth Proportional to 278,251.47, 383,696.60 and 165,052.35

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Solution

The fourth proportional to 278,251.47, 383,696.60 and 165,052.35 is: 227,599.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,251.47 : 383,696.60 = 165,052.35 : x
  2. Step 2: Convert to fraction form
    278,251.47/383,696.60 = 165,052.35/x
  3. Step 3: Cross multiply
    278,251.47x = 383,696.60 × 165,052.35
  4. Step 4: Simplify right side
    278,251.47x = 63,330,024,691.75
  5. Step 5: Solve for x
    x = 63,330,024,691.75/278,251.47
  6. Step 6: Final answer
    x = 227,599.96

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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.