Home / 110,436.50-152,392.77-62,691.86

Finding the Fourth Proportional to 110,436.50, 152,392.77 and 62,691.86

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Solution

The fourth proportional to 110,436.50, 152,392.77 and 62,691.86 is: 86,509.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,436.50 : 152,392.77 = 62,691.86 : x
  2. Step 2: Convert to fraction form
    110,436.50/152,392.77 = 62,691.86/x
  3. Step 3: Cross multiply
    110,436.50x = 152,392.77 × 62,691.86
  4. Step 4: Simplify right side
    110,436.50x = 9,553,786,201.85
  5. Step 5: Solve for x
    x = 9,553,786,201.85/110,436.50
  6. Step 6: Final answer
    x = 86,509.32

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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.