Home / 156,204.60-234,168.66-73,076.28

Finding the Fourth Proportional to 156,204.60, 234,168.66 and 73,076.28

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Solution

The fourth proportional to 156,204.60, 234,168.66 and 73,076.28 is: 109,549.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,204.60 : 234,168.66 = 73,076.28 : x
  2. Step 2: Convert to fraction form
    156,204.60/234,168.66 = 73,076.28/x
  3. Step 3: Cross multiply
    156,204.60x = 234,168.66 × 73,076.28
  4. Step 4: Simplify right side
    156,204.60x = 17,112,174,565.38
  5. Step 5: Solve for x
    x = 17,112,174,565.38/156,204.60
  6. Step 6: Final answer
    x = 109,549.75

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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.