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Finding the Fourth Proportional to 98,324.80, 147,487.20 and 24,452.80

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Solution

The fourth proportional to 98,324.80, 147,487.20 and 24,452.80 is: 36,679.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,324.80 : 147,487.20 = 24,452.80 : x
  2. Step 2: Convert to fraction form
    98,324.80/147,487.20 = 24,452.80/x
  3. Step 3: Cross multiply
    98,324.80x = 147,487.20 × 24,452.80
  4. Step 4: Simplify right side
    98,324.80x = 3,606,475,004.16
  5. Step 5: Solve for x
    x = 3,606,475,004.16/98,324.80
  6. Step 6: Final answer
    x = 36,679.20

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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.