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Finding the Fourth Proportional to 17,329.10, 26,000.05 and 16,689.10

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Solution

The fourth proportional to 17,329.10, 26,000.05 and 16,689.10 is: 25,039.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,329.10 : 26,000.05 = 16,689.10 : x
  2. Step 2: Convert to fraction form
    17,329.10/26,000.05 = 16,689.10/x
  3. Step 3: Cross multiply
    17,329.10x = 26,000.05 × 16,689.10
  4. Step 4: Simplify right side
    17,329.10x = 433,917,434.46
  5. Step 5: Solve for x
    x = 433,917,434.46/17,329.10
  6. Step 6: Final answer
    x = 25,039.81

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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.