Home / 54,772.74-75,589.92-30,898.92

Finding the Fourth Proportional to 54,772.74, 75,589.92 and 30,898.92

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Solution

The fourth proportional to 54,772.74, 75,589.92 and 30,898.92 is: 42,642.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,772.74 : 75,589.92 = 30,898.92 : x
  2. Step 2: Convert to fraction form
    54,772.74/75,589.92 = 30,898.92/x
  3. Step 3: Cross multiply
    54,772.74x = 75,589.92 × 30,898.92
  4. Step 4: Simplify right side
    54,772.74x = 2,335,646,890.89
  5. Step 5: Solve for x
    x = 2,335,646,890.89/54,772.74
  6. Step 6: Final answer
    x = 42,642.51

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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.