Home / 124,239.15-171,451.98-67,650.48

Finding the Fourth Proportional to 124,239.15, 171,451.98 and 67,650.48

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Solution

The fourth proportional to 124,239.15, 171,451.98 and 67,650.48 is: 93,358.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,239.15 : 171,451.98 = 67,650.48 : x
  2. Step 2: Convert to fraction form
    124,239.15/171,451.98 = 67,650.48/x
  3. Step 3: Cross multiply
    124,239.15x = 171,451.98 × 67,650.48
  4. Step 4: Simplify right side
    124,239.15x = 11,598,808,743.95
  5. Step 5: Solve for x
    x = 11,598,808,743.95/124,239.15
  6. Step 6: Final answer
    x = 93,358.73

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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.