Home / 54,688.25-75,469.80-29,537.75

Finding the Fourth Proportional to 54,688.25, 75,469.80 and 29,537.75

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Solution

The fourth proportional to 54,688.25, 75,469.80 and 29,537.75 is: 40,762.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,688.25 : 75,469.80 = 29,537.75 : x
  2. Step 2: Convert to fraction form
    54,688.25/75,469.80 = 29,537.75/x
  3. Step 3: Cross multiply
    54,688.25x = 75,469.80 × 29,537.75
  4. Step 4: Simplify right side
    54,688.25x = 2,229,208,084.95
  5. Step 5: Solve for x
    x = 2,229,208,084.95/54,688.25
  6. Step 6: Final answer
    x = 40,762.10

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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.