Home / 99,247.06-148,892.46-54,938.44

Finding the Fourth Proportional to 99,247.06, 148,892.46 and 54,938.44

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Solution

The fourth proportional to 99,247.06, 148,892.46 and 54,938.44 is: 82,419.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,247.06 : 148,892.46 = 54,938.44 : x
  2. Step 2: Convert to fraction form
    99,247.06/148,892.46 = 54,938.44/x
  3. Step 3: Cross multiply
    99,247.06x = 148,892.46 × 54,938.44
  4. Step 4: Simplify right side
    99,247.06x = 8,179,919,480.16
  5. Step 5: Solve for x
    x = 8,179,919,480.16/99,247.06
  6. Step 6: Final answer
    x = 82,419.77

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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.