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Finding the Fourth Proportional to 54,873.99, 75,726.36 and 29,723.49

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Solution

The fourth proportional to 54,873.99, 75,726.36 and 29,723.49 is: 41,018.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,873.99 : 75,726.36 = 29,723.49 : x
  2. Step 2: Convert to fraction form
    54,873.99/75,726.36 = 29,723.49/x
  3. Step 3: Cross multiply
    54,873.99x = 75,726.36 × 29,723.49
  4. Step 4: Simplify right side
    54,873.99x = 2,250,851,704.20
  5. Step 5: Solve for x
    x = 2,250,851,704.20/54,873.99
  6. Step 6: Final answer
    x = 41,018.55

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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.