Home / 54,907.20-75,773.25-31,033.96

Finding the Fourth Proportional to 54,907.20, 75,773.25 and 31,033.96

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Solution

The fourth proportional to 54,907.20, 75,773.25 and 31,033.96 is: 42,827.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,907.20 : 75,773.25 = 31,033.96 : x
  2. Step 2: Convert to fraction form
    54,907.20/75,773.25 = 31,033.96/x
  3. Step 3: Cross multiply
    54,907.20x = 75,773.25 × 31,033.96
  4. Step 4: Simplify right side
    54,907.20x = 2,351,543,820.14
  5. Step 5: Solve for x
    x = 2,351,543,820.14/54,907.20
  6. Step 6: Final answer
    x = 42,827.60

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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.