Home / 156,532.32-234,800.72-38,205.88

Finding the Fourth Proportional to 156,532.32, 234,800.72 and 38,205.88

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Solution

The fourth proportional to 156,532.32, 234,800.72 and 38,205.88 is: 57,309.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,532.32 : 234,800.72 = 38,205.88 : x
  2. Step 2: Convert to fraction form
    156,532.32/234,800.72 = 38,205.88/x
  3. Step 3: Cross multiply
    156,532.32x = 234,800.72 × 38,205.88
  4. Step 4: Simplify right side
    156,532.32x = 8,970,768,132.23
  5. Step 5: Solve for x
    x = 8,970,768,132.23/156,532.32
  6. Step 6: Final answer
    x = 57,309.37

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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.