Home / 89,807.14-123,933.09-49,522.60

Finding the Fourth Proportional to 89,807.14, 123,933.09 and 49,522.60

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Solution

The fourth proportional to 89,807.14, 123,933.09 and 49,522.60 is: 68,340.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,807.14 : 123,933.09 = 49,522.60 : x
  2. Step 2: Convert to fraction form
    89,807.14/123,933.09 = 49,522.60/x
  3. Step 3: Cross multiply
    89,807.14x = 123,933.09 × 49,522.60
  4. Step 4: Simplify right side
    89,807.14x = 6,137,488,533.00
  5. Step 5: Solve for x
    x = 6,137,488,533.00/89,807.14
  6. Step 6: Final answer
    x = 68,340.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.