Home / 54,718.40-75,520.20-41,304.80

Finding the Fourth Proportional to 54,718.40, 75,520.20 and 41,304.80

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Solution

The fourth proportional to 54,718.40, 75,520.20 and 41,304.80 is: 57,007.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,718.40 : 75,520.20 = 41,304.80 : x
  2. Step 2: Convert to fraction form
    54,718.40/75,520.20 = 41,304.80/x
  3. Step 3: Cross multiply
    54,718.40x = 75,520.20 × 41,304.80
  4. Step 4: Simplify right side
    54,718.40x = 3,119,346,756.96
  5. Step 5: Solve for x
    x = 3,119,346,756.96/54,718.40
  6. Step 6: Final answer
    x = 57,007.27

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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.