Home / 54,356.13-81,517.23-26,258.76

Finding the Fourth Proportional to 54,356.13, 81,517.23 and 26,258.76

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Solution

The fourth proportional to 54,356.13, 81,517.23 and 26,258.76 is: 39,379.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,356.13 : 81,517.23 = 26,258.76 : x
  2. Step 2: Convert to fraction form
    54,356.13/81,517.23 = 26,258.76/x
  3. Step 3: Cross multiply
    54,356.13x = 81,517.23 × 26,258.76
  4. Step 4: Simplify right side
    54,356.13x = 2,140,541,378.43
  5. Step 5: Solve for x
    x = 2,140,541,378.43/54,356.13
  6. Step 6: Final answer
    x = 39,379.94

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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.