Home / 62,915.80-86,836.24-36,076.45

Finding the Fourth Proportional to 62,915.80, 86,836.24 and 36,076.45

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Solution

The fourth proportional to 62,915.80, 86,836.24 and 36,076.45 is: 49,792.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,915.80 : 86,836.24 = 36,076.45 : x
  2. Step 2: Convert to fraction form
    62,915.80/86,836.24 = 36,076.45/x
  3. Step 3: Cross multiply
    62,915.80x = 86,836.24 × 36,076.45
  4. Step 4: Simplify right side
    62,915.80x = 3,132,743,270.55
  5. Step 5: Solve for x
    x = 3,132,743,270.55/62,915.80
  6. Step 6: Final answer
    x = 49,792.63

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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.