Home / 107,331.60-160,945.04-32,437.28

Finding the Fourth Proportional to 107,331.60, 160,945.04 and 32,437.28

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Solution

The fourth proportional to 107,331.60, 160,945.04 and 32,437.28 is: 48,640.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,331.60 : 160,945.04 = 32,437.28 : x
  2. Step 2: Convert to fraction form
    107,331.60/160,945.04 = 32,437.28/x
  3. Step 3: Cross multiply
    107,331.60x = 160,945.04 × 32,437.28
  4. Step 4: Simplify right side
    107,331.60x = 5,220,619,327.09
  5. Step 5: Solve for x
    x = 5,220,619,327.09/107,331.60
  6. Step 6: Final answer
    x = 48,640.10

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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.