Home / 54,169.12-74,747.10-30,295.18

Finding the Fourth Proportional to 54,169.12, 74,747.10 and 30,295.18

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Solution

The fourth proportional to 54,169.12, 74,747.10 and 30,295.18 is: 41,803.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,169.12 : 74,747.10 = 30,295.18 : x
  2. Step 2: Convert to fraction form
    54,169.12/74,747.10 = 30,295.18/x
  3. Step 3: Cross multiply
    54,169.12x = 74,747.10 × 30,295.18
  4. Step 4: Simplify right side
    54,169.12x = 2,264,476,848.98
  5. Step 5: Solve for x
    x = 2,264,476,848.98/54,169.12
  6. Step 6: Final answer
    x = 41,803.83

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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.