Home / 89,516.58-123,530.41-49,230.34

Finding the Fourth Proportional to 89,516.58, 123,530.41 and 49,230.34

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Solution

The fourth proportional to 89,516.58, 123,530.41 and 49,230.34 is: 67,936.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,516.58 : 123,530.41 = 49,230.34 : x
  2. Step 2: Convert to fraction form
    89,516.58/123,530.41 = 49,230.34/x
  3. Step 3: Cross multiply
    89,516.58x = 123,530.41 × 49,230.34
  4. Step 4: Simplify right side
    89,516.58x = 6,081,444,084.64
  5. Step 5: Solve for x
    x = 6,081,444,084.64/89,516.58
  6. Step 6: Final answer
    x = 67,936.51

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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.