Home / 68,915.41-95,033.27-64,897.21

Finding the Fourth Proportional to 68,915.41, 95,033.27 and 64,897.21

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Solution

The fourth proportional to 68,915.41, 95,033.27 and 64,897.21 is: 89,492.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,915.41 : 95,033.27 = 64,897.21 : x
  2. Step 2: Convert to fraction form
    68,915.41/95,033.27 = 64,897.21/x
  3. Step 3: Cross multiply
    68,915.41x = 95,033.27 × 64,897.21
  4. Step 4: Simplify right side
    68,915.41x = 6,167,393,755.69
  5. Step 5: Solve for x
    x = 6,167,393,755.69/68,915.41
  6. Step 6: Final answer
    x = 89,492.23

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1.5x scale

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.