Home / 99,316.12-148,972.92-24,437.20

Finding the Fourth Proportional to 99,316.12, 148,972.92 and 24,437.20

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Solution

The fourth proportional to 99,316.12, 148,972.92 and 24,437.20 is: 36,655.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,316.12 : 148,972.92 = 24,437.20 : x
  2. Step 2: Convert to fraction form
    99,316.12/148,972.92 = 24,437.20/x
  3. Step 3: Cross multiply
    99,316.12x = 148,972.92 × 24,437.20
  4. Step 4: Simplify right side
    99,316.12x = 3,640,481,040.62
  5. Step 5: Solve for x
    x = 3,640,481,040.62/99,316.12
  6. Step 6: Final answer
    x = 36,655.49

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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.