Home / 156,951.90-235,456.05-57,251.96

Finding the Fourth Proportional to 156,951.90, 235,456.05 and 57,251.96

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Solution

The fourth proportional to 156,951.90, 235,456.05 and 57,251.96 is: 85,888.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,951.90 : 235,456.05 = 57,251.96 : x
  2. Step 2: Convert to fraction form
    156,951.90/235,456.05 = 57,251.96/x
  3. Step 3: Cross multiply
    156,951.90x = 235,456.05 × 57,251.96
  4. Step 4: Simplify right side
    156,951.90x = 13,480,320,356.36
  5. Step 5: Solve for x
    x = 13,480,320,356.36/156,951.90
  6. Step 6: Final answer
    x = 85,888.23

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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.