Home / 54,878.01-75,731.66-29,727.51

Finding the Fourth Proportional to 54,878.01, 75,731.66 and 29,727.51

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Solution

The fourth proportional to 54,878.01, 75,731.66 and 29,727.51 is: 41,023.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,878.01 : 75,731.66 = 29,727.51 : x
  2. Step 2: Convert to fraction form
    54,878.01/75,731.66 = 29,727.51/x
  3. Step 3: Cross multiply
    54,878.01x = 75,731.66 × 29,727.51
  4. Step 4: Simplify right side
    54,878.01x = 2,251,313,679.97
  5. Step 5: Solve for x
    x = 2,251,313,679.97/54,878.01
  6. Step 6: Final answer
    x = 41,023.97

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1.5x scale

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.