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Finding the Fourth Proportional to 29,343.57, 40,499.31 and 17,413.49

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Solution

The fourth proportional to 29,343.57, 40,499.31 and 17,413.49 is: 24,033.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,343.57 : 40,499.31 = 17,413.49 : x
  2. Step 2: Convert to fraction form
    29,343.57/40,499.31 = 17,413.49/x
  3. Step 3: Cross multiply
    29,343.57x = 40,499.31 × 17,413.49
  4. Step 4: Simplify right side
    29,343.57x = 705,234,127.20
  5. Step 5: Solve for x
    x = 705,234,127.20/29,343.57
  6. Step 6: Final answer
    x = 24,033.69

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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.