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Finding the Fourth Proportional to 26,725.71, 40,095.05 and 8,005.71

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Solution

The fourth proportional to 26,725.71, 40,095.05 and 8,005.71 is: 12,010.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,725.71 : 40,095.05 = 8,005.71 : x
  2. Step 2: Convert to fraction form
    26,725.71/40,095.05 = 8,005.71/x
  3. Step 3: Cross multiply
    26,725.71x = 40,095.05 × 8,005.71
  4. Step 4: Simplify right side
    26,725.71x = 320,989,302.71
  5. Step 5: Solve for x
    x = 320,989,302.71/26,725.71
  6. Step 6: Final answer
    x = 12,010.51

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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.