Home / 68,856.21-103,201.23-35,558.13

Finding the Fourth Proportional to 68,856.21, 103,201.23 and 35,558.13

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Solution

The fourth proportional to 68,856.21, 103,201.23 and 35,558.13 is: 53,294.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,856.21 : 103,201.23 = 35,558.13 : x
  2. Step 2: Convert to fraction form
    68,856.21/103,201.23 = 35,558.13/x
  3. Step 3: Cross multiply
    68,856.21x = 103,201.23 × 35,558.13
  4. Step 4: Simplify right side
    68,856.21x = 3,669,642,752.50
  5. Step 5: Solve for x
    x = 3,669,642,752.50/68,856.21
  6. Step 6: Final answer
    x = 53,294.29

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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.