Home / 129,000.30-193,500.45-59,016.30

Finding the Fourth Proportional to 129,000.30, 193,500.45 and 59,016.30

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Solution

The fourth proportional to 129,000.30, 193,500.45 and 59,016.30 is: 88,524.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,000.30 : 193,500.45 = 59,016.30 : x
  2. Step 2: Convert to fraction form
    129,000.30/193,500.45 = 59,016.30/x
  3. Step 3: Cross multiply
    129,000.30x = 193,500.45 × 59,016.30
  4. Step 4: Simplify right side
    129,000.30x = 11,419,680,607.34
  5. Step 5: Solve for x
    x = 11,419,680,607.34/129,000.30
  6. Step 6: Final answer
    x = 88,524.45

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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.