Home / 156,123.66-234,200.18-43,803.44

Finding the Fourth Proportional to 156,123.66, 234,200.18 and 43,803.44

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Solution

The fourth proportional to 156,123.66, 234,200.18 and 43,803.44 is: 65,709.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,123.66 : 234,200.18 = 43,803.44 : x
  2. Step 2: Convert to fraction form
    156,123.66/234,200.18 = 43,803.44/x
  3. Step 3: Cross multiply
    156,123.66x = 234,200.18 × 43,803.44
  4. Step 4: Simplify right side
    156,123.66x = 10,258,773,532.62
  5. Step 5: Solve for x
    x = 10,258,773,532.62/156,123.66
  6. Step 6: Final answer
    x = 65,709.28

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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.