Home / 75,562.78-113,344.37-36,110.92

Finding the Fourth Proportional to 75,562.78, 113,344.37 and 36,110.92

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Solution

The fourth proportional to 75,562.78, 113,344.37 and 36,110.92 is: 54,166.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,562.78 : 113,344.37 = 36,110.92 : x
  2. Step 2: Convert to fraction form
    75,562.78/113,344.37 = 36,110.92/x
  3. Step 3: Cross multiply
    75,562.78x = 113,344.37 × 36,110.92
  4. Step 4: Simplify right side
    75,562.78x = 4,092,969,477.52
  5. Step 5: Solve for x
    x = 4,092,969,477.52/75,562.78
  6. Step 6: Final answer
    x = 54,166.48

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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.