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Finding the Fourth Proportional to 36,010.40, 54,031.80 and 16,278.80

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Solution

The fourth proportional to 36,010.40, 54,031.80 and 16,278.80 is: 24,425.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,010.40 : 54,031.80 = 16,278.80 : x
  2. Step 2: Convert to fraction form
    36,010.40/54,031.80 = 16,278.80/x
  3. Step 3: Cross multiply
    36,010.40x = 54,031.80 × 16,278.80
  4. Step 4: Simplify right side
    36,010.40x = 879,572,865.84
  5. Step 5: Solve for x
    x = 879,572,865.84/36,010.40
  6. Step 6: Final answer
    x = 24,425.52

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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.