Home / 78,792.24-108,747.38-46,963.14

Finding the Fourth Proportional to 78,792.24, 108,747.38 and 46,963.14

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Solution

The fourth proportional to 78,792.24, 108,747.38 and 46,963.14 is: 64,817.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,792.24 : 108,747.38 = 46,963.14 : x
  2. Step 2: Convert to fraction form
    78,792.24/108,747.38 = 46,963.14/x
  3. Step 3: Cross multiply
    78,792.24x = 108,747.38 × 46,963.14
  4. Step 4: Simplify right side
    78,792.24x = 5,107,118,431.57
  5. Step 5: Solve for x
    x = 5,107,118,431.57/78,792.24
  6. Step 6: Final answer
    x = 64,817.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.