Home / 99,173.18-148,759.80-25,301.18

Finding the Fourth Proportional to 99,173.18, 148,759.80 and 25,301.18

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Solution

The fourth proportional to 99,173.18, 148,759.80 and 25,301.18 is: 37,951.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,173.18 : 148,759.80 = 25,301.18 : x
  2. Step 2: Convert to fraction form
    99,173.18/148,759.80 = 25,301.18/x
  3. Step 3: Cross multiply
    99,173.18x = 148,759.80 × 25,301.18
  4. Step 4: Simplify right side
    99,173.18x = 3,763,798,476.56
  5. Step 5: Solve for x
    x = 3,763,798,476.56/99,173.18
  6. Step 6: Final answer
    x = 37,951.78

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1.5x scale

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.