Home / 41,010.30-61,515.45-30,512.70

Finding the Fourth Proportional to 41,010.30, 61,515.45 and 30,512.70

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Solution

The fourth proportional to 41,010.30, 61,515.45 and 30,512.70 is: 45,769.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,010.30 : 61,515.45 = 30,512.70 : x
  2. Step 2: Convert to fraction form
    41,010.30/61,515.45 = 30,512.70/x
  3. Step 3: Cross multiply
    41,010.30x = 61,515.45 × 30,512.70
  4. Step 4: Simplify right side
    41,010.30x = 1,877,002,471.22
  5. Step 5: Solve for x
    x = 1,877,002,471.22/41,010.30
  6. Step 6: Final answer
    x = 45,769.05

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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.