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Finding the Fourth Proportional to 27,302.94, 40,947.03 and 11,716.92

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Solution

The fourth proportional to 27,302.94, 40,947.03 and 11,716.92 is: 17,572.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,302.94 : 40,947.03 = 11,716.92 : x
  2. Step 2: Convert to fraction form
    27,302.94/40,947.03 = 11,716.92/x
  3. Step 3: Cross multiply
    27,302.94x = 40,947.03 × 11,716.92
  4. Step 4: Simplify right side
    27,302.94x = 479,773,074.75
  5. Step 5: Solve for x
    x = 479,773,074.75/27,302.94
  6. Step 6: Final answer
    x = 17,572.21

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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.