Home / 54,832.47-75,660.66-30,958.62

Finding the Fourth Proportional to 54,832.47, 75,660.66 and 30,958.62

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Solution

The fourth proportional to 54,832.47, 75,660.66 and 30,958.62 is: 42,718.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,832.47 : 75,660.66 = 30,958.62 : x
  2. Step 2: Convert to fraction form
    54,832.47/75,660.66 = 30,958.62/x
  3. Step 3: Cross multiply
    54,832.47x = 75,660.66 × 30,958.62
  4. Step 4: Simplify right side
    54,832.47x = 2,342,349,621.89
  5. Step 5: Solve for x
    x = 2,342,349,621.89/54,832.47
  6. Step 6: Final answer
    x = 42,718.29

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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.