Home / 54,718.93-75,540.67-38,841.31

Finding the Fourth Proportional to 54,718.93, 75,540.67 and 38,841.31

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Solution

The fourth proportional to 54,718.93, 75,540.67 and 38,841.31 is: 53,621.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,718.93 : 75,540.67 = 38,841.31 : x
  2. Step 2: Convert to fraction form
    54,718.93/75,540.67 = 38,841.31/x
  3. Step 3: Cross multiply
    54,718.93x = 75,540.67 × 38,841.31
  4. Step 4: Simplify right side
    54,718.93x = 2,934,098,153.48
  5. Step 5: Solve for x
    x = 2,934,098,153.48/54,718.93
  6. Step 6: Final answer
    x = 53,621.27

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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.