Home / 41,205.60-61,742.40-40,112.16

Finding the Fourth Proportional to 41,205.60, 61,742.40 and 40,112.16

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Solution

The fourth proportional to 41,205.60, 61,742.40 and 40,112.16 is: 60,103.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,205.60 : 61,742.40 = 40,112.16 : x
  2. Step 2: Convert to fraction form
    41,205.60/61,742.40 = 40,112.16/x
  3. Step 3: Cross multiply
    41,205.60x = 61,742.40 × 40,112.16
  4. Step 4: Simplify right side
    41,205.60x = 2,476,621,027.58
  5. Step 5: Solve for x
    x = 2,476,621,027.58/41,205.60
  6. Step 6: Final answer
    x = 60,103.99

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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.