Home / 89,297.91-123,229.08-57,466.80

Finding the Fourth Proportional to 89,297.91, 123,229.08 and 57,466.80

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Solution

The fourth proportional to 89,297.91, 123,229.08 and 57,466.80 is: 79,302.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,297.91 : 123,229.08 = 57,466.80 : x
  2. Step 2: Convert to fraction form
    89,297.91/123,229.08 = 57,466.80/x
  3. Step 3: Cross multiply
    89,297.91x = 123,229.08 × 57,466.80
  4. Step 4: Simplify right side
    89,297.91x = 7,081,580,894.54
  5. Step 5: Solve for x
    x = 7,081,580,894.54/89,297.91
  6. Step 6: Final answer
    x = 79,302.87

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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.