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Finding the Fourth Proportional to 79,957.46, 119,915.28 and 23,782.44

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Solution

The fourth proportional to 79,957.46, 119,915.28 and 23,782.44 is: 35,667.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,957.46 : 119,915.28 = 23,782.44 : x
  2. Step 2: Convert to fraction form
    79,957.46/119,915.28 = 23,782.44/x
  3. Step 3: Cross multiply
    79,957.46x = 119,915.28 × 23,782.44
  4. Step 4: Simplify right side
    79,957.46x = 2,851,877,951.68
  5. Step 5: Solve for x
    x = 2,851,877,951.68/79,957.46
  6. Step 6: Final answer
    x = 35,667.44

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1.5x scale

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.