Home / 125,580.76-173,346.92-83,152.96

Finding the Fourth Proportional to 125,580.76, 173,346.92 and 83,152.96

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Solution

The fourth proportional to 125,580.76, 173,346.92 and 83,152.96 is: 114,781.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,580.76 : 173,346.92 = 83,152.96 : x
  2. Step 2: Convert to fraction form
    125,580.76/173,346.92 = 83,152.96/x
  3. Step 3: Cross multiply
    125,580.76x = 173,346.92 × 83,152.96
  4. Step 4: Simplify right side
    125,580.76x = 14,414,309,504.88
  5. Step 5: Solve for x
    x = 14,414,309,504.88/125,580.76
  6. Step 6: Final answer
    x = 114,781.19

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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.