Home / 59,627.85-89,436.27-20,180.43

Finding the Fourth Proportional to 59,627.85, 89,436.27 and 20,180.43

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Solution

The fourth proportional to 59,627.85, 89,436.27 and 20,180.43 is: 30,268.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,627.85 : 89,436.27 = 20,180.43 : x
  2. Step 2: Convert to fraction form
    59,627.85/89,436.27 = 20,180.43/x
  3. Step 3: Cross multiply
    59,627.85x = 89,436.27 × 20,180.43
  4. Step 4: Simplify right side
    59,627.85x = 1,804,862,386.20
  5. Step 5: Solve for x
    x = 1,804,862,386.20/59,627.85
  6. Step 6: Final answer
    x = 30,268.78

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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.