Home / 99,194.60-148,573.20-88,113.80

Finding the Fourth Proportional to 99,194.60, 148,573.20 and 88,113.80

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Solution

The fourth proportional to 99,194.60, 148,573.20 and 88,113.80 is: 131,976.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,194.60 : 148,573.20 = 88,113.80 : x
  2. Step 2: Convert to fraction form
    99,194.60/148,573.20 = 88,113.80/x
  3. Step 3: Cross multiply
    99,194.60x = 148,573.20 × 88,113.80
  4. Step 4: Simplify right side
    99,194.60x = 13,091,349,230.16
  5. Step 5: Solve for x
    x = 13,091,349,230.16/99,194.60
  6. Step 6: Final answer
    x = 131,976.43

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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.