Home / 107,558.80-161,338.20-60,902.80

Finding the Fourth Proportional to 107,558.80, 161,338.20 and 60,902.80

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Solution

The fourth proportional to 107,558.80, 161,338.20 and 60,902.80 is: 91,354.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,558.80 : 161,338.20 = 60,902.80 : x
  2. Step 2: Convert to fraction form
    107,558.80/161,338.20 = 60,902.80/x
  3. Step 3: Cross multiply
    107,558.80x = 161,338.20 × 60,902.80
  4. Step 4: Simplify right side
    107,558.80x = 9,825,948,126.96
  5. Step 5: Solve for x
    x = 9,825,948,126.96/107,558.80
  6. Step 6: Final answer
    x = 91,354.20

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1.5x scale

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.