Home / 267,531.70-401,298.27-67,852.21

Finding the Fourth Proportional to 267,531.70, 401,298.27 and 67,852.21

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Solution

The fourth proportional to 267,531.70, 401,298.27 and 67,852.21 is: 101,778.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,531.70 : 401,298.27 = 67,852.21 : x
  2. Step 2: Convert to fraction form
    267,531.70/401,298.27 = 67,852.21/x
  3. Step 3: Cross multiply
    267,531.70x = 401,298.27 × 67,852.21
  4. Step 4: Simplify right side
    267,531.70x = 27,228,974,488.68
  5. Step 5: Solve for x
    x = 27,228,974,488.68/267,531.70
  6. Step 6: Final answer
    x = 101,778.50

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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.