Home / 74,400.69-111,608.21-24,468.75

Finding the Fourth Proportional to 74,400.69, 111,608.21 and 24,468.75

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Solution

The fourth proportional to 74,400.69, 111,608.21 and 24,468.75 is: 36,705.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,400.69 : 111,608.21 = 24,468.75 : x
  2. Step 2: Convert to fraction form
    74,400.69/111,608.21 = 24,468.75/x
  3. Step 3: Cross multiply
    74,400.69x = 111,608.21 × 24,468.75
  4. Step 4: Simplify right side
    74,400.69x = 2,730,913,388.44
  5. Step 5: Solve for x
    x = 2,730,913,388.44/74,400.69
  6. Step 6: Final answer
    x = 36,705.48

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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.