Home / 68,641.07-102,922.17-36,580.67

Finding the Fourth Proportional to 68,641.07, 102,922.17 and 36,580.67

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Solution

The fourth proportional to 68,641.07, 102,922.17 and 36,580.67 is: 54,849.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,641.07 : 102,922.17 = 36,580.67 : x
  2. Step 2: Convert to fraction form
    68,641.07/102,922.17 = 36,580.67/x
  3. Step 3: Cross multiply
    68,641.07x = 102,922.17 × 36,580.67
  4. Step 4: Simplify right side
    68,641.07x = 3,764,961,238.94
  5. Step 5: Solve for x
    x = 3,764,961,238.94/68,641.07
  6. Step 6: Final answer
    x = 54,849.98

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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.