Home / 54,400.40-81,524.68-29,386.52

Finding the Fourth Proportional to 54,400.40, 81,524.68 and 29,386.52

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Solution

The fourth proportional to 54,400.40, 81,524.68 and 29,386.52 is: 44,038.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,400.40 : 81,524.68 = 29,386.52 : x
  2. Step 2: Convert to fraction form
    54,400.40/81,524.68 = 29,386.52/x
  3. Step 3: Cross multiply
    54,400.40x = 81,524.68 × 29,386.52
  4. Step 4: Simplify right side
    54,400.40x = 2,395,726,639.31
  5. Step 5: Solve for x
    x = 2,395,726,639.31/54,400.40
  6. Step 6: Final answer
    x = 44,038.77

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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.