Home / 68,015.30-102,022.95-41,404.10

Finding the Fourth Proportional to 68,015.30, 102,022.95 and 41,404.10

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Solution

The fourth proportional to 68,015.30, 102,022.95 and 41,404.10 is: 62,106.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,015.30 : 102,022.95 = 41,404.10 : x
  2. Step 2: Convert to fraction form
    68,015.30/102,022.95 = 41,404.10/x
  3. Step 3: Cross multiply
    68,015.30x = 102,022.95 × 41,404.10
  4. Step 4: Simplify right side
    68,015.30x = 4,224,168,424.10
  5. Step 5: Solve for x
    x = 4,224,168,424.10/68,015.30
  6. Step 6: Final answer
    x = 62,106.15

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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.