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Finding the Fourth Proportional to 36,254.88, 54,382.95 and 9,959.49

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Solution

The fourth proportional to 36,254.88, 54,382.95 and 9,959.49 is: 14,939.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,254.88 : 54,382.95 = 9,959.49 : x
  2. Step 2: Convert to fraction form
    36,254.88/54,382.95 = 9,959.49/x
  3. Step 3: Cross multiply
    36,254.88x = 54,382.95 × 9,959.49
  4. Step 4: Simplify right side
    36,254.88x = 541,626,446.70
  5. Step 5: Solve for x
    x = 541,626,446.70/36,254.88
  6. Step 6: Final answer
    x = 14,939.41

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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.