Home / 99,070.20-148,616.10-95,959.80

Finding the Fourth Proportional to 99,070.20, 148,616.10 and 95,959.80

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Solution

The fourth proportional to 99,070.20, 148,616.10 and 95,959.80 is: 143,950.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,070.20 : 148,616.10 = 95,959.80 : x
  2. Step 2: Convert to fraction form
    99,070.20/148,616.10 = 95,959.80/x
  3. Step 3: Cross multiply
    99,070.20x = 148,616.10 × 95,959.80
  4. Step 4: Simplify right side
    99,070.20x = 14,261,171,232.78
  5. Step 5: Solve for x
    x = 14,261,171,232.78/99,070.20
  6. Step 6: Final answer
    x = 143,950.16

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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.