Home / 54,270.80-81,434.00-25,839.93

Finding the Fourth Proportional to 54,270.80, 81,434.00 and 25,839.93

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Solution

The fourth proportional to 54,270.80, 81,434.00 and 25,839.93 is: 38,773.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,270.80 : 81,434.00 = 25,839.93 : x
  2. Step 2: Convert to fraction form
    54,270.80/81,434.00 = 25,839.93/x
  3. Step 3: Cross multiply
    54,270.80x = 81,434.00 × 25,839.93
  4. Step 4: Simplify right side
    54,270.80x = 2,104,249,229.60
  5. Step 5: Solve for x
    x = 2,104,249,229.60/54,270.80
  6. Step 6: Final answer
    x = 38,773.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.