Home / 107,127.60-160,705.56-39,650.52

Finding the Fourth Proportional to 107,127.60, 160,705.56 and 39,650.52

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Solution

The fourth proportional to 107,127.60, 160,705.56 and 39,650.52 is: 59,481.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,127.60 : 160,705.56 = 39,650.52 : x
  2. Step 2: Convert to fraction form
    107,127.60/160,705.56 = 39,650.52/x
  3. Step 3: Cross multiply
    107,127.60x = 160,705.56 × 39,650.52
  4. Step 4: Simplify right side
    107,127.60x = 6,372,059,020.89
  5. Step 5: Solve for x
    x = 6,372,059,020.89/107,127.60
  6. Step 6: Final answer
    x = 59,481.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.