Home / 54,275.32-81,443.22-29,314.84

Finding the Fourth Proportional to 54,275.32, 81,443.22 and 29,314.84

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Solution

The fourth proportional to 54,275.32, 81,443.22 and 29,314.84 is: 43,988.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,275.32 : 81,443.22 = 29,314.84 : x
  2. Step 2: Convert to fraction form
    54,275.32/81,443.22 = 29,314.84/x
  3. Step 3: Cross multiply
    54,275.32x = 81,443.22 × 29,314.84
  4. Step 4: Simplify right side
    54,275.32x = 2,387,494,963.38
  5. Step 5: Solve for x
    x = 2,387,494,963.38/54,275.32
  6. Step 6: Final answer
    x = 43,988.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.