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Finding the Fourth Proportional to 29,586.30, 40,826.79 and 17,008.62

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Solution

The fourth proportional to 29,586.30, 40,826.79 and 17,008.62 is: 23,470.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,586.30 : 40,826.79 = 17,008.62 : x
  2. Step 2: Convert to fraction form
    29,586.30/40,826.79 = 17,008.62/x
  3. Step 3: Cross multiply
    29,586.30x = 40,826.79 × 17,008.62
  4. Step 4: Simplify right side
    29,586.30x = 694,407,356.93
  5. Step 5: Solve for x
    x = 694,407,356.93/29,586.30
  6. Step 6: Final answer
    x = 23,470.57

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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.