Home / 69,413.81-104,129.36-24,424.55

Finding the Fourth Proportional to 69,413.81, 104,129.36 and 24,424.55

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Solution

The fourth proportional to 69,413.81, 104,129.36 and 24,424.55 is: 36,639.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,413.81 : 104,129.36 = 24,424.55 : x
  2. Step 2: Convert to fraction form
    69,413.81/104,129.36 = 24,424.55/x
  3. Step 3: Cross multiply
    69,413.81x = 104,129.36 × 24,424.55
  4. Step 4: Simplify right side
    69,413.81x = 2,543,312,527.68
  5. Step 5: Solve for x
    x = 2,543,312,527.68/69,413.81
  6. Step 6: Final answer
    x = 36,639.86

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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.