Home / 74,205.20-111,318.60-24,273.20

Finding the Fourth Proportional to 74,205.20, 111,318.60 and 24,273.20

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Solution

The fourth proportional to 74,205.20, 111,318.60 and 24,273.20 is: 36,413.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,205.20 : 111,318.60 = 24,273.20 : x
  2. Step 2: Convert to fraction form
    74,205.20/111,318.60 = 24,273.20/x
  3. Step 3: Cross multiply
    74,205.20x = 111,318.60 × 24,273.20
  4. Step 4: Simplify right side
    74,205.20x = 2,702,058,641.52
  5. Step 5: Solve for x
    x = 2,702,058,641.52/74,205.20
  6. Step 6: Final answer
    x = 36,413.33

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1.5x scale

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.