Home / 68,949.55-103,330.90-35,692.96

Finding the Fourth Proportional to 68,949.55, 103,330.90 and 35,692.96

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Solution

The fourth proportional to 68,949.55, 103,330.90 and 35,692.96 is: 53,491.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,949.55 : 103,330.90 = 35,692.96 : x
  2. Step 2: Convert to fraction form
    68,949.55/103,330.90 = 35,692.96/x
  3. Step 3: Cross multiply
    68,949.55x = 103,330.90 × 35,692.96
  4. Step 4: Simplify right side
    68,949.55x = 3,688,185,849.56
  5. Step 5: Solve for x
    x = 3,688,185,849.56/68,949.55
  6. Step 6: Final answer
    x = 53,491.08

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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.