Home / 75,735.33-113,612.78-25,801.93

Finding the Fourth Proportional to 75,735.33, 113,612.78 and 25,801.93

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Solution

The fourth proportional to 75,735.33, 113,612.78 and 25,801.93 is: 38,706.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,735.33 : 113,612.78 = 25,801.93 : x
  2. Step 2: Convert to fraction form
    75,735.33/113,612.78 = 25,801.93/x
  3. Step 3: Cross multiply
    75,735.33x = 113,612.78 × 25,801.93
  4. Step 4: Simplify right side
    75,735.33x = 2,931,428,996.67
  5. Step 5: Solve for x
    x = 2,931,428,996.67/75,735.33
  6. Step 6: Final answer
    x = 38,706.23

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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.