Home / 92,197.11-138,320.27-33,038.76

Finding the Fourth Proportional to 92,197.11, 138,320.27 and 33,038.76

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Solution

The fourth proportional to 92,197.11, 138,320.27 and 33,038.76 is: 49,566.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,197.11 : 138,320.27 = 33,038.76 : x
  2. Step 2: Convert to fraction form
    92,197.11/138,320.27 = 33,038.76/x
  3. Step 3: Cross multiply
    92,197.11x = 138,320.27 × 33,038.76
  4. Step 4: Simplify right side
    92,197.11x = 4,569,930,338.50
  5. Step 5: Solve for x
    x = 4,569,930,338.50/92,197.11
  6. Step 6: Final answer
    x = 49,566.96

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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.