Home / 54,812.38-75,641.15-29,661.88

Finding the Fourth Proportional to 54,812.38, 75,641.15 and 29,661.88

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Solution

The fourth proportional to 54,812.38, 75,641.15 and 29,661.88 is: 40,933.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,812.38 : 75,641.15 = 29,661.88 : x
  2. Step 2: Convert to fraction form
    54,812.38/75,641.15 = 29,661.88/x
  3. Step 3: Cross multiply
    54,812.38x = 75,641.15 × 29,661.88
  4. Step 4: Simplify right side
    54,812.38x = 2,243,658,714.36
  5. Step 5: Solve for x
    x = 2,243,658,714.36/54,812.38
  6. Step 6: Final answer
    x = 40,933.43

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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.