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Finding the Fourth Proportional to 15,502.80, 23,254.20 and 8,941.80

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Solution

The fourth proportional to 15,502.80, 23,254.20 and 8,941.80 is: 13,412.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,502.80 : 23,254.20 = 8,941.80 : x
  2. Step 2: Convert to fraction form
    15,502.80/23,254.20 = 8,941.80/x
  3. Step 3: Cross multiply
    15,502.80x = 23,254.20 × 8,941.80
  4. Step 4: Simplify right side
    15,502.80x = 207,934,405.56
  5. Step 5: Solve for x
    x = 207,934,405.56/15,502.80
  6. Step 6: Final answer
    x = 13,412.70

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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.