Home / 89,336.43-123,284.51-49,052.80

Finding the Fourth Proportional to 89,336.43, 123,284.51 and 49,052.80

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Solution

The fourth proportional to 89,336.43, 123,284.51 and 49,052.80 is: 67,692.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,336.43 : 123,284.51 = 49,052.80 : x
  2. Step 2: Convert to fraction form
    89,336.43/123,284.51 = 49,052.80/x
  3. Step 3: Cross multiply
    89,336.43x = 123,284.51 × 49,052.80
  4. Step 4: Simplify right side
    89,336.43x = 6,047,450,412.13
  5. Step 5: Solve for x
    x = 6,047,450,412.13/89,336.43
  6. Step 6: Final answer
    x = 67,692.99

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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.