Home / 67,631.30-93,274.56-50,675.36

Finding the Fourth Proportional to 67,631.30, 93,274.56 and 50,675.36

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Solution

The fourth proportional to 67,631.30, 93,274.56 and 50,675.36 is: 69,889.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,631.30 : 93,274.56 = 50,675.36 : x
  2. Step 2: Convert to fraction form
    67,631.30/93,274.56 = 50,675.36/x
  3. Step 3: Cross multiply
    67,631.30x = 93,274.56 × 50,675.36
  4. Step 4: Simplify right side
    67,631.30x = 4,726,721,906.84
  5. Step 5: Solve for x
    x = 4,726,721,906.84/67,631.30
  6. Step 6: Final answer
    x = 69,889.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.