Home / 67,415.55-101,161.96-27,427.15

Finding the Fourth Proportional to 67,415.55, 101,161.96 and 27,427.15

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Solution

The fourth proportional to 67,415.55, 101,161.96 and 27,427.15 is: 41,156.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,415.55 : 101,161.96 = 27,427.15 : x
  2. Step 2: Convert to fraction form
    67,415.55/101,161.96 = 27,427.15/x
  3. Step 3: Cross multiply
    67,415.55x = 101,161.96 × 27,427.15
  4. Step 4: Simplify right side
    67,415.55x = 2,774,584,251.21
  5. Step 5: Solve for x
    x = 2,774,584,251.21/67,415.55
  6. Step 6: Final answer
    x = 41,156.44

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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.