Home / 74,415.78-111,601.62-24,486.66

Finding the Fourth Proportional to 74,415.78, 111,601.62 and 24,486.66

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Solution

The fourth proportional to 74,415.78, 111,601.62 and 24,486.66 is: 36,722.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,415.78 : 111,601.62 = 24,486.66 : x
  2. Step 2: Convert to fraction form
    74,415.78/111,601.62 = 24,486.66/x
  3. Step 3: Cross multiply
    74,415.78x = 111,601.62 × 24,486.66
  4. Step 4: Simplify right side
    74,415.78x = 2,732,750,924.39
  5. Step 5: Solve for x
    x = 2,732,750,924.39/74,415.78
  6. Step 6: Final answer
    x = 36,722.73

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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.