Home / 89,272.98-123,198.57-48,984.39

Finding the Fourth Proportional to 89,272.98, 123,198.57 and 48,984.39

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Solution

The fourth proportional to 89,272.98, 123,198.57 and 48,984.39 is: 67,599.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,272.98 : 123,198.57 = 48,984.39 : x
  2. Step 2: Convert to fraction form
    89,272.98/123,198.57 = 48,984.39/x
  3. Step 3: Cross multiply
    89,272.98x = 123,198.57 × 48,984.39
  4. Step 4: Simplify right side
    89,272.98x = 6,034,806,800.32
  5. Step 5: Solve for x
    x = 6,034,806,800.32/89,272.98
  6. Step 6: Final answer
    x = 67,599.48

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Double scale
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Similar ratio
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1.5x scale

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.