Home / 54,256.15-81,407.56-29,291.24

Finding the Fourth Proportional to 54,256.15, 81,407.56 and 29,291.24

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Solution

The fourth proportional to 54,256.15, 81,407.56 and 29,291.24 is: 43,949.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,256.15 : 81,407.56 = 29,291.24 : x
  2. Step 2: Convert to fraction form
    54,256.15/81,407.56 = 29,291.24/x
  3. Step 3: Cross multiply
    54,256.15x = 81,407.56 × 29,291.24
  4. Step 4: Simplify right side
    54,256.15x = 2,384,528,022.69
  5. Step 5: Solve for x
    x = 2,384,528,022.69/54,256.15
  6. Step 6: Final answer
    x = 43,949.45

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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.