Home / 230,112.60-345,192.45-88,077.21

Finding the Fourth Proportional to 230,112.60, 345,192.45 and 88,077.21

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Solution

The fourth proportional to 230,112.60, 345,192.45 and 88,077.21 is: 132,124.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,112.60 : 345,192.45 = 88,077.21 : x
  2. Step 2: Convert to fraction form
    230,112.60/345,192.45 = 88,077.21/x
  3. Step 3: Cross multiply
    230,112.60x = 345,192.45 × 88,077.21
  4. Step 4: Simplify right side
    230,112.60x = 30,403,587,909.06
  5. Step 5: Solve for x
    x = 30,403,587,909.06/230,112.60
  6. Step 6: Final answer
    x = 132,124.83

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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.