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Finding the Fourth Proportional to 17,376.10, 26,064.15 and 16,695.70

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Solution

The fourth proportional to 17,376.10, 26,064.15 and 16,695.70 is: 25,043.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,376.10 : 26,064.15 = 16,695.70 : x
  2. Step 2: Convert to fraction form
    17,376.10/26,064.15 = 16,695.70/x
  3. Step 3: Cross multiply
    17,376.10x = 26,064.15 × 16,695.70
  4. Step 4: Simplify right side
    17,376.10x = 435,159,229.16
  5. Step 5: Solve for x
    x = 435,159,229.16/17,376.10
  6. Step 6: Final answer
    x = 25,043.55

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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.