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Finding the Fourth Proportional to 71,027.84, 106,514.06 and 26,630.40

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Solution

The fourth proportional to 71,027.84, 106,514.06 and 26,630.40 is: 39,935.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,027.84 : 106,514.06 = 26,630.40 : x
  2. Step 2: Convert to fraction form
    71,027.84/106,514.06 = 26,630.40/x
  3. Step 3: Cross multiply
    71,027.84x = 106,514.06 × 26,630.40
  4. Step 4: Simplify right side
    71,027.84x = 2,836,512,023.42
  5. Step 5: Solve for x
    x = 2,836,512,023.42/71,027.84
  6. Step 6: Final answer
    x = 39,935.21

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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.