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Finding the Fourth Proportional to 17,264.80, 25,858.80 and 14,960.80

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Solution

The fourth proportional to 17,264.80, 25,858.80 and 14,960.80 is: 22,407.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,264.80 : 25,858.80 = 14,960.80 : x
  2. Step 2: Convert to fraction form
    17,264.80/25,858.80 = 14,960.80/x
  3. Step 3: Cross multiply
    17,264.80x = 25,858.80 × 14,960.80
  4. Step 4: Simplify right side
    17,264.80x = 386,868,335.04
  5. Step 5: Solve for x
    x = 386,868,335.04/17,264.80
  6. Step 6: Final answer
    x = 22,407.92

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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.