Home / 87,464.10-131,196.15-69,968.10

Finding the Fourth Proportional to 87,464.10, 131,196.15 and 69,968.10

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Solution

The fourth proportional to 87,464.10, 131,196.15 and 69,968.10 is: 104,952.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,464.10 : 131,196.15 = 69,968.10 : x
  2. Step 2: Convert to fraction form
    87,464.10/131,196.15 = 69,968.10/x
  3. Step 3: Cross multiply
    87,464.10x = 131,196.15 × 69,968.10
  4. Step 4: Simplify right side
    87,464.10x = 9,179,545,342.82
  5. Step 5: Solve for x
    x = 9,179,545,342.82/87,464.10
  6. Step 6: Final answer
    x = 104,952.15

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.