Home / 122,582.93-169,155.33-68,876.88

Finding the Fourth Proportional to 122,582.93, 169,155.33 and 68,876.88

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Solution

The fourth proportional to 122,582.93, 169,155.33 and 68,876.88 is: 95,044.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,582.93 : 169,155.33 = 68,876.88 : x
  2. Step 2: Convert to fraction form
    122,582.93/169,155.33 = 68,876.88/x
  3. Step 3: Cross multiply
    122,582.93x = 169,155.33 × 68,876.88
  4. Step 4: Simplify right side
    122,582.93x = 11,650,891,365.77
  5. Step 5: Solve for x
    x = 11,650,891,365.77/122,582.93
  6. Step 6: Final answer
    x = 95,044.98

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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.