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Finding the Fourth Proportional to 54,752.98, 75,559.22 and 29,602.48

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Solution

The fourth proportional to 54,752.98, 75,559.22 and 29,602.48 is: 40,851.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,752.98 : 75,559.22 = 29,602.48 : x
  2. Step 2: Convert to fraction form
    54,752.98/75,559.22 = 29,602.48/x
  3. Step 3: Cross multiply
    54,752.98x = 75,559.22 × 29,602.48
  4. Step 4: Simplify right side
    54,752.98x = 2,236,740,381.15
  5. Step 5: Solve for x
    x = 2,236,740,381.15/54,752.98
  6. Step 6: Final answer
    x = 40,851.48

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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.