Home / 156,770.53-235,106.11-51,565.03

Finding the Fourth Proportional to 156,770.53, 235,106.11 and 51,565.03

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Solution

The fourth proportional to 156,770.53, 235,106.11 and 51,565.03 is: 77,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,770.53 : 235,106.11 = 51,565.03 : x
  2. Step 2: Convert to fraction form
    156,770.53/235,106.11 = 51,565.03/x
  3. Step 3: Cross multiply
    156,770.53x = 235,106.11 × 51,565.03
  4. Step 4: Simplify right side
    156,770.53x = 12,123,253,615.33
  5. Step 5: Solve for x
    x = 12,123,253,615.33/156,770.53
  6. Step 6: Final answer
    x = 77,331.20

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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.