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Finding the Fourth Proportional to 41,292.40, 61,954.80 and 14,999.80

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Solution

The fourth proportional to 41,292.40, 61,954.80 and 14,999.80 is: 22,505.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,292.40 : 61,954.80 = 14,999.80 : x
  2. Step 2: Convert to fraction form
    41,292.40/61,954.80 = 14,999.80/x
  3. Step 3: Cross multiply
    41,292.40x = 61,954.80 × 14,999.80
  4. Step 4: Simplify right side
    41,292.40x = 929,309,609.04
  5. Step 5: Solve for x
    x = 929,309,609.04/41,292.40
  6. Step 6: Final answer
    x = 22,505.58

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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.