Home / 89,281.19-123,211.58-48,996.39

Finding the Fourth Proportional to 89,281.19, 123,211.58 and 48,996.39

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Solution

The fourth proportional to 89,281.19, 123,211.58 and 48,996.39 is: 67,616.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,281.19 : 123,211.58 = 48,996.39 : x
  2. Step 2: Convert to fraction form
    89,281.19/123,211.58 = 48,996.39/x
  3. Step 3: Cross multiply
    89,281.19x = 123,211.58 × 48,996.39
  4. Step 4: Simplify right side
    89,281.19x = 6,036,922,626.20
  5. Step 5: Solve for x
    x = 6,036,922,626.20/89,281.19
  6. Step 6: Final answer
    x = 67,616.96

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Double scale
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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.