Home / 124,867.35-172,294.47-73,854.66

Finding the Fourth Proportional to 124,867.35, 172,294.47 and 73,854.66

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Solution

The fourth proportional to 124,867.35, 172,294.47 and 73,854.66 is: 101,906.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,867.35 : 172,294.47 = 73,854.66 : x
  2. Step 2: Convert to fraction form
    124,867.35/172,294.47 = 73,854.66/x
  3. Step 3: Cross multiply
    124,867.35x = 172,294.47 × 73,854.66
  4. Step 4: Simplify right side
    124,867.35x = 12,724,749,501.73
  5. Step 5: Solve for x
    x = 12,724,749,501.73/124,867.35
  6. Step 6: Final answer
    x = 101,906.14

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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.