Home / 69,318.14-103,977.18-27,218.03

Finding the Fourth Proportional to 69,318.14, 103,977.18 and 27,218.03

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Solution

The fourth proportional to 69,318.14, 103,977.18 and 27,218.03 is: 40,827.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,318.14 : 103,977.18 = 27,218.03 : x
  2. Step 2: Convert to fraction form
    69,318.14/103,977.18 = 27,218.03/x
  3. Step 3: Cross multiply
    69,318.14x = 103,977.18 × 27,218.03
  4. Step 4: Simplify right side
    69,318.14x = 2,830,053,744.61
  5. Step 5: Solve for x
    x = 2,830,053,744.61/69,318.14
  6. Step 6: Final answer
    x = 40,827.03

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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.