Home / 115,814.73-173,752.05-67,823.86

Finding the Fourth Proportional to 115,814.73, 173,752.05 and 67,823.86

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Solution

The fourth proportional to 115,814.73, 173,752.05 and 67,823.86 is: 101,753.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,814.73 : 173,752.05 = 67,823.86 : x
  2. Step 2: Convert to fraction form
    115,814.73/173,752.05 = 67,823.86/x
  3. Step 3: Cross multiply
    115,814.73x = 173,752.05 × 67,823.86
  4. Step 4: Simplify right side
    115,814.73x = 11,784,534,713.91
  5. Step 5: Solve for x
    x = 11,784,534,713.91/115,814.73
  6. Step 6: Final answer
    x = 101,753.33

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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.