Home / 54,724.88-75,520.68-29,574.32

Finding the Fourth Proportional to 54,724.88, 75,520.68 and 29,574.32

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Solution

The fourth proportional to 54,724.88, 75,520.68 and 29,574.32 is: 40,812.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,724.88 : 75,520.68 = 29,574.32 : x
  2. Step 2: Convert to fraction form
    54,724.88/75,520.68 = 29,574.32/x
  3. Step 3: Cross multiply
    54,724.88x = 75,520.68 × 29,574.32
  4. Step 4: Simplify right side
    54,724.88x = 2,233,472,756.94
  5. Step 5: Solve for x
    x = 2,233,472,756.94/54,724.88
  6. Step 6: Final answer
    x = 40,812.75

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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.