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Finding the Fourth Proportional to 71,084.90, 106,623.48 and 26,708.24

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Solution

The fourth proportional to 71,084.90, 106,623.48 and 26,708.24 is: 40,060.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,084.90 : 106,623.48 = 26,708.24 : x
  2. Step 2: Convert to fraction form
    71,084.90/106,623.48 = 26,708.24/x
  3. Step 3: Cross multiply
    71,084.90x = 106,623.48 × 26,708.24
  4. Step 4: Simplify right side
    71,084.90x = 2,847,725,493.48
  5. Step 5: Solve for x
    x = 2,847,725,493.48/71,084.90
  6. Step 6: Final answer
    x = 40,060.91

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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.