Home / 156,561.38-234,856.35-44,243.22

Finding the Fourth Proportional to 156,561.38, 234,856.35 and 44,243.22

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Solution

The fourth proportional to 156,561.38, 234,856.35 and 44,243.22 is: 66,368.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,561.38 : 234,856.35 = 44,243.22 : x
  2. Step 2: Convert to fraction form
    156,561.38/234,856.35 = 44,243.22/x
  3. Step 3: Cross multiply
    156,561.38x = 234,856.35 × 44,243.22
  4. Step 4: Simplify right side
    156,561.38x = 10,390,801,161.45
  5. Step 5: Solve for x
    x = 10,390,801,161.45/156,561.38
  6. Step 6: Final answer
    x = 66,368.87

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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.