Home / 54,429.68-81,662.20-26,708.24

Finding the Fourth Proportional to 54,429.68, 81,662.20 and 26,708.24

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Solution

The fourth proportional to 54,429.68, 81,662.20 and 26,708.24 is: 40,071.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,429.68 : 81,662.20 = 26,708.24 : x
  2. Step 2: Convert to fraction form
    54,429.68/81,662.20 = 26,708.24/x
  3. Step 3: Cross multiply
    54,429.68x = 81,662.20 × 26,708.24
  4. Step 4: Simplify right side
    54,429.68x = 2,181,053,636.53
  5. Step 5: Solve for x
    x = 2,181,053,636.53/54,429.68
  6. Step 6: Final answer
    x = 40,071.04

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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.