Home / 59,413.92-89,119.20-19,973.28

Finding the Fourth Proportional to 59,413.92, 89,119.20 and 19,973.28

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Solution

The fourth proportional to 59,413.92, 89,119.20 and 19,973.28 is: 29,959.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,413.92 : 89,119.20 = 19,973.28 : x
  2. Step 2: Convert to fraction form
    59,413.92/89,119.20 = 19,973.28/x
  3. Step 3: Cross multiply
    59,413.92x = 89,119.20 × 19,973.28
  4. Step 4: Simplify right side
    59,413.92x = 1,780,002,734.98
  5. Step 5: Solve for x
    x = 1,780,002,734.98/59,413.92
  6. Step 6: Final answer
    x = 29,959.36

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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.