Home / 88,915.91-122,702.24-48,629.55

Finding the Fourth Proportional to 88,915.91, 122,702.24 and 48,629.55

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Solution

The fourth proportional to 88,915.91, 122,702.24 and 48,629.55 is: 67,107.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,915.91 : 122,702.24 = 48,629.55 : x
  2. Step 2: Convert to fraction form
    88,915.91/122,702.24 = 48,629.55/x
  3. Step 3: Cross multiply
    88,915.91x = 122,702.24 × 48,629.55
  4. Step 4: Simplify right side
    88,915.91x = 5,966,954,472.04
  5. Step 5: Solve for x
    x = 5,966,954,472.04/88,915.91
  6. Step 6: Final answer
    x = 67,107.84

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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.