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Finding the Fourth Proportional to 17,030.70, 25,545.78 and 5,344.02

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Solution

The fourth proportional to 17,030.70, 25,545.78 and 5,344.02 is: 8,015.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,030.70 : 25,545.78 = 5,344.02 : x
  2. Step 2: Convert to fraction form
    17,030.70/25,545.78 = 5,344.02/x
  3. Step 3: Cross multiply
    17,030.70x = 25,545.78 × 5,344.02
  4. Step 4: Simplify right side
    17,030.70x = 136,517,159.24
  5. Step 5: Solve for x
    x = 136,517,159.24/17,030.70
  6. Step 6: Final answer
    x = 8,015.95

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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.