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Finding the Fourth Proportional to 38,348.10, 57,524.10 and 12,053.10

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Solution

The fourth proportional to 38,348.10, 57,524.10 and 12,053.10 is: 18,080.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,348.10 : 57,524.10 = 12,053.10 : x
  2. Step 2: Convert to fraction form
    38,348.10/57,524.10 = 12,053.10/x
  3. Step 3: Cross multiply
    38,348.10x = 57,524.10 × 12,053.10
  4. Step 4: Simplify right side
    38,348.10x = 693,343,729.71
  5. Step 5: Solve for x
    x = 693,343,729.71/38,348.10
  6. Step 6: Final answer
    x = 18,080.26

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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.