Home / 57,785.67-86,684.04-22,717.13

Finding the Fourth Proportional to 57,785.67, 86,684.04 and 22,717.13

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Solution

The fourth proportional to 57,785.67, 86,684.04 and 22,717.13 is: 34,077.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,785.67 : 86,684.04 = 22,717.13 : x
  2. Step 2: Convert to fraction form
    57,785.67/86,684.04 = 22,717.13/x
  3. Step 3: Cross multiply
    57,785.67x = 86,684.04 × 22,717.13
  4. Step 4: Simplify right side
    57,785.67x = 1,969,212,172.19
  5. Step 5: Solve for x
    x = 1,969,212,172.19/57,785.67
  6. Step 6: Final answer
    x = 34,077.86

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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.