Home / 156,202.60-234,165.66-73,074.28

Finding the Fourth Proportional to 156,202.60, 234,165.66 and 73,074.28

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Solution

The fourth proportional to 156,202.60, 234,165.66 and 73,074.28 is: 109,546.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,202.60 : 234,165.66 = 73,074.28 : x
  2. Step 2: Convert to fraction form
    156,202.60/234,165.66 = 73,074.28/x
  3. Step 3: Cross multiply
    156,202.60x = 234,165.66 × 73,074.28
  4. Step 4: Simplify right side
    156,202.60x = 17,111,487,005.22
  5. Step 5: Solve for x
    x = 17,111,487,005.22/156,202.60
  6. Step 6: Final answer
    x = 109,546.75

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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.