Home / 99,262.46-148,955.20-40,098.65

Finding the Fourth Proportional to 99,262.46, 148,955.20 and 40,098.65

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Solution

The fourth proportional to 99,262.46, 148,955.20 and 40,098.65 is: 60,172.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,262.46 : 148,955.20 = 40,098.65 : x
  2. Step 2: Convert to fraction form
    99,262.46/148,955.20 = 40,098.65/x
  3. Step 3: Cross multiply
    99,262.46x = 148,955.20 × 40,098.65
  4. Step 4: Simplify right side
    99,262.46x = 5,972,901,811.01
  5. Step 5: Solve for x
    x = 5,972,901,811.01/99,262.46
  6. Step 6: Final answer
    x = 60,172.82

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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.