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Finding the Fourth Proportional to 27,375.40, 40,960.70 and 24,917.80

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Solution

The fourth proportional to 27,375.40, 40,960.70 and 24,917.80 is: 37,283.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,375.40 : 40,960.70 = 24,917.80 : x
  2. Step 2: Convert to fraction form
    27,375.40/40,960.70 = 24,917.80/x
  3. Step 3: Cross multiply
    27,375.40x = 40,960.70 × 24,917.80
  4. Step 4: Simplify right side
    27,375.40x = 1,020,650,530.46
  5. Step 5: Solve for x
    x = 1,020,650,530.46/27,375.40
  6. Step 6: Final answer
    x = 37,283.49

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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.