Home / 157,865.10-236,789.92-58,017.61

Finding the Fourth Proportional to 157,865.10, 236,789.92 and 58,017.61

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Solution

The fourth proportional to 157,865.10, 236,789.92 and 58,017.61 is: 87,023.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,865.10 : 236,789.92 = 58,017.61 : x
  2. Step 2: Convert to fraction form
    157,865.10/236,789.92 = 58,017.61/x
  3. Step 3: Cross multiply
    157,865.10x = 236,789.92 × 58,017.61
  4. Step 4: Simplify right side
    157,865.10x = 13,737,985,230.49
  5. Step 5: Solve for x
    x = 13,737,985,230.49/157,865.10
  6. Step 6: Final answer
    x = 87,023.57

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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.