Home / 109,819.67-151,558.85-62,073.35

Finding the Fourth Proportional to 109,819.67, 151,558.85 and 62,073.35

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Solution

The fourth proportional to 109,819.67, 151,558.85 and 62,073.35 is: 85,665.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,819.67 : 151,558.85 = 62,073.35 : x
  2. Step 2: Convert to fraction form
    109,819.67/151,558.85 = 62,073.35/x
  3. Step 3: Cross multiply
    109,819.67x = 151,558.85 × 62,073.35
  4. Step 4: Simplify right side
    109,819.67x = 9,407,766,010.74
  5. Step 5: Solve for x
    x = 9,407,766,010.74/109,819.67
  6. Step 6: Final answer
    x = 85,665.59

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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.