Home / 99,180.75-148,771.14-25,308.75

Finding the Fourth Proportional to 99,180.75, 148,771.14 and 25,308.75

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Solution

The fourth proportional to 99,180.75, 148,771.14 and 25,308.75 is: 37,963.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,180.75 : 148,771.14 = 25,308.75 : x
  2. Step 2: Convert to fraction form
    99,180.75/148,771.14 = 25,308.75/x
  3. Step 3: Cross multiply
    99,180.75x = 148,771.14 × 25,308.75
  4. Step 4: Simplify right side
    99,180.75x = 3,765,211,589.48
  5. Step 5: Solve for x
    x = 3,765,211,589.48/99,180.75
  6. Step 6: Final answer
    x = 37,963.13

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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.