Home / 97,722.60-146,583.90-38,560.20

Finding the Fourth Proportional to 97,722.60, 146,583.90 and 38,560.20

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Solution

The fourth proportional to 97,722.60, 146,583.90 and 38,560.20 is: 57,840.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,722.60 : 146,583.90 = 38,560.20 : x
  2. Step 2: Convert to fraction form
    97,722.60/146,583.90 = 38,560.20/x
  3. Step 3: Cross multiply
    97,722.60x = 146,583.90 × 38,560.20
  4. Step 4: Simplify right side
    97,722.60x = 5,652,304,500.78
  5. Step 5: Solve for x
    x = 5,652,304,500.78/97,722.60
  6. Step 6: Final answer
    x = 57,840.30

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Similar ratio
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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.