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Finding the Fourth Proportional to 17,992.52, 24,828.90 and 13,275.08

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Solution

The fourth proportional to 17,992.52, 24,828.90 and 13,275.08 is: 18,319.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,992.52 : 24,828.90 = 13,275.08 : x
  2. Step 2: Convert to fraction form
    17,992.52/24,828.90 = 13,275.08/x
  3. Step 3: Cross multiply
    17,992.52x = 24,828.90 × 13,275.08
  4. Step 4: Simplify right side
    17,992.52x = 329,605,633.81
  5. Step 5: Solve for x
    x = 329,605,633.81/17,992.52
  6. Step 6: Final answer
    x = 18,319.04

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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.