Home / 75,512.60-104,205.17-41,521.05

Finding the Fourth Proportional to 75,512.60, 104,205.17 and 41,521.05

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Solution

The fourth proportional to 75,512.60, 104,205.17 and 41,521.05 is: 57,297.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,512.60 : 104,205.17 = 41,521.05 : x
  2. Step 2: Convert to fraction form
    75,512.60/104,205.17 = 41,521.05/x
  3. Step 3: Cross multiply
    75,512.60x = 104,205.17 × 41,521.05
  4. Step 4: Simplify right side
    75,512.60x = 4,326,708,073.83
  5. Step 5: Solve for x
    x = 4,326,708,073.83/75,512.60
  6. Step 6: Final answer
    x = 57,297.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.