Home / 62,178.78-93,239.25-20,050.98

Finding the Fourth Proportional to 62,178.78, 93,239.25 and 20,050.98

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Solution

The fourth proportional to 62,178.78, 93,239.25 and 20,050.98 is: 30,067.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,178.78 : 93,239.25 = 20,050.98 : x
  2. Step 2: Convert to fraction form
    62,178.78/93,239.25 = 20,050.98/x
  3. Step 3: Cross multiply
    62,178.78x = 93,239.25 × 20,050.98
  4. Step 4: Simplify right side
    62,178.78x = 1,869,538,336.97
  5. Step 5: Solve for x
    x = 1,869,538,336.97/62,178.78
  6. Step 6: Final answer
    x = 30,067.14

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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.