Home / 75,635.62-113,420.49-23,032.78

Finding the Fourth Proportional to 75,635.62, 113,420.49 and 23,032.78

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Solution

The fourth proportional to 75,635.62, 113,420.49 and 23,032.78 is: 34,539.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,635.62 : 113,420.49 = 23,032.78 : x
  2. Step 2: Convert to fraction form
    75,635.62/113,420.49 = 23,032.78/x
  3. Step 3: Cross multiply
    75,635.62x = 113,420.49 × 23,032.78
  4. Step 4: Simplify right side
    75,635.62x = 2,612,389,193.66
  5. Step 5: Solve for x
    x = 2,612,389,193.66/75,635.62
  6. Step 6: Final answer
    x = 34,539.14

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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.