Home / 148,937.20-223,515.15-99,000.70

Finding the Fourth Proportional to 148,937.20, 223,515.15 and 99,000.70

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Solution

The fourth proportional to 148,937.20, 223,515.15 and 99,000.70 is: 148,573.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,937.20 : 223,515.15 = 99,000.70 : x
  2. Step 2: Convert to fraction form
    148,937.20/223,515.15 = 99,000.70/x
  3. Step 3: Cross multiply
    148,937.20x = 223,515.15 × 99,000.70
  4. Step 4: Simplify right side
    148,937.20x = 22,128,156,310.61
  5. Step 5: Solve for x
    x = 22,128,156,310.61/148,937.20
  6. Step 6: Final answer
    x = 148,573.74

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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.