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Finding the Fourth Proportional to 54,808.65, 75,671.11 and 44,761.21

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Solution

The fourth proportional to 54,808.65, 75,671.11 and 44,761.21 is: 61,799.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,808.65 : 75,671.11 = 44,761.21 : x
  2. Step 2: Convert to fraction form
    54,808.65/75,671.11 = 44,761.21/x
  3. Step 3: Cross multiply
    54,808.65x = 75,671.11 × 44,761.21
  4. Step 4: Simplify right side
    54,808.65x = 3,387,130,312.42
  5. Step 5: Solve for x
    x = 3,387,130,312.42/54,808.65
  6. Step 6: Final answer
    x = 61,799.19

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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.