Home / 107,660.40-161,490.60-32,779.95

Finding the Fourth Proportional to 107,660.40, 161,490.60 and 32,779.95

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Solution

The fourth proportional to 107,660.40, 161,490.60 and 32,779.95 is: 49,169.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,660.40 : 161,490.60 = 32,779.95 : x
  2. Step 2: Convert to fraction form
    107,660.40/161,490.60 = 32,779.95/x
  3. Step 3: Cross multiply
    107,660.40x = 161,490.60 × 32,779.95
  4. Step 4: Simplify right side
    107,660.40x = 5,293,653,793.47
  5. Step 5: Solve for x
    x = 5,293,653,793.47/107,660.40
  6. Step 6: Final answer
    x = 49,169.93

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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.