Home / 74,473.68-111,681.36-27,701.04

Finding the Fourth Proportional to 74,473.68, 111,681.36 and 27,701.04

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Solution

The fourth proportional to 74,473.68, 111,681.36 and 27,701.04 is: 41,540.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,473.68 : 111,681.36 = 27,701.04 : x
  2. Step 2: Convert to fraction form
    74,473.68/111,681.36 = 27,701.04/x
  3. Step 3: Cross multiply
    74,473.68x = 111,681.36 × 27,701.04
  4. Step 4: Simplify right side
    74,473.68x = 3,093,689,820.61
  5. Step 5: Solve for x
    x = 3,093,689,820.61/74,473.68
  6. Step 6: Final answer
    x = 41,540.71

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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.