Home / 148,248.74-204,580.82-80,265.17

Finding the Fourth Proportional to 148,248.74, 204,580.82 and 80,265.17

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Solution

The fourth proportional to 148,248.74, 204,580.82 and 80,265.17 is: 110,764.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,248.74 : 204,580.82 = 80,265.17 : x
  2. Step 2: Convert to fraction form
    148,248.74/204,580.82 = 80,265.17/x
  3. Step 3: Cross multiply
    148,248.74x = 204,580.82 × 80,265.17
  4. Step 4: Simplify right side
    148,248.74x = 16,420,715,008.15
  5. Step 5: Solve for x
    x = 16,420,715,008.15/148,248.74
  6. Step 6: Final answer
    x = 110,764.62

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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.