Home / 67,783.95-101,667.24-17,867.97

Finding the Fourth Proportional to 67,783.95, 101,667.24 and 17,867.97

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Solution

The fourth proportional to 67,783.95, 101,667.24 and 17,867.97 is: 26,799.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,783.95 : 101,667.24 = 17,867.97 : x
  2. Step 2: Convert to fraction form
    67,783.95/101,667.24 = 17,867.97/x
  3. Step 3: Cross multiply
    67,783.95x = 101,667.24 × 17,867.97
  4. Step 4: Simplify right side
    67,783.95x = 1,816,587,194.30
  5. Step 5: Solve for x
    x = 1,816,587,194.30/67,783.95
  6. Step 6: Final answer
    x = 26,799.67

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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.