Home / 156,327.57-234,374.72-73,202.13

Finding the Fourth Proportional to 156,327.57, 234,374.72 and 73,202.13

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Solution

The fourth proportional to 156,327.57, 234,374.72 and 73,202.13 is: 109,748.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,327.57 : 234,374.72 = 73,202.13 : x
  2. Step 2: Convert to fraction form
    156,327.57/234,374.72 = 73,202.13/x
  3. Step 3: Cross multiply
    156,327.57x = 234,374.72 × 73,202.13
  4. Step 4: Simplify right side
    156,327.57x = 17,156,728,356.14
  5. Step 5: Solve for x
    x = 17,156,728,356.14/156,327.57
  6. Step 6: Final answer
    x = 109,748.58

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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.