Home / 54,878.36-75,732.26-29,727.86

Finding the Fourth Proportional to 54,878.36, 75,732.26 and 29,727.86

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Solution

The fourth proportional to 54,878.36, 75,732.26 and 29,727.86 is: 41,024.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,878.36 : 75,732.26 = 29,727.86 : x
  2. Step 2: Convert to fraction form
    54,878.36/75,732.26 = 29,727.86/x
  3. Step 3: Cross multiply
    54,878.36x = 75,732.26 × 29,727.86
  4. Step 4: Simplify right side
    54,878.36x = 2,251,357,495.46
  5. Step 5: Solve for x
    x = 2,251,357,495.46/54,878.36
  6. Step 6: Final answer
    x = 41,024.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.