Home / 107,321.76-148,110.92-62,001.68

Finding the Fourth Proportional to 107,321.76, 148,110.92 and 62,001.68

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Solution

The fourth proportional to 107,321.76, 148,110.92 and 62,001.68 is: 85,566.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,321.76 : 148,110.92 = 62,001.68 : x
  2. Step 2: Convert to fraction form
    107,321.76/148,110.92 = 62,001.68/x
  3. Step 3: Cross multiply
    107,321.76x = 148,110.92 × 62,001.68
  4. Step 4: Simplify right side
    107,321.76x = 9,183,125,866.35
  5. Step 5: Solve for x
    x = 9,183,125,866.35/107,321.76
  6. Step 6: Final answer
    x = 85,566.30

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1.5x scale

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.