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Finding the Fourth Proportional to 37,958.74, 52,379.08 and 22,040.08

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Solution

The fourth proportional to 37,958.74, 52,379.08 and 22,040.08 is: 30,413.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,958.74 : 52,379.08 = 22,040.08 : x
  2. Step 2: Convert to fraction form
    37,958.74/52,379.08 = 22,040.08/x
  3. Step 3: Cross multiply
    37,958.74x = 52,379.08 × 22,040.08
  4. Step 4: Simplify right side
    37,958.74x = 1,154,439,113.53
  5. Step 5: Solve for x
    x = 1,154,439,113.53/37,958.74
  6. Step 6: Final answer
    x = 30,413.00

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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.