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Finding the Fourth Proportional to 17,272.32, 23,838.08 and 9,818.88

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Solution

The fourth proportional to 17,272.32, 23,838.08 and 9,818.88 is: 13,551.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,272.32 : 23,838.08 = 9,818.88 : x
  2. Step 2: Convert to fraction form
    17,272.32/23,838.08 = 9,818.88/x
  3. Step 3: Cross multiply
    17,272.32x = 23,838.08 × 9,818.88
  4. Step 4: Simplify right side
    17,272.32x = 234,063,246.95
  5. Step 5: Solve for x
    x = 234,063,246.95/17,272.32
  6. Step 6: Final answer
    x = 13,551.35

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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.