Home / 54,045.75-81,029.79-25,566.91

Finding the Fourth Proportional to 54,045.75, 81,029.79 and 25,566.91

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Solution

The fourth proportional to 54,045.75, 81,029.79 and 25,566.91 is: 38,331.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,045.75 : 81,029.79 = 25,566.91 : x
  2. Step 2: Convert to fraction form
    54,045.75/81,029.79 = 25,566.91/x
  3. Step 3: Cross multiply
    54,045.75x = 81,029.79 × 25,566.91
  4. Step 4: Simplify right side
    54,045.75x = 2,071,681,348.25
  5. Step 5: Solve for x
    x = 2,071,681,348.25/54,045.75
  6. Step 6: Final answer
    x = 38,331.99

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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.