Home / 89,788.66-123,922.97-54,014.83

Finding the Fourth Proportional to 89,788.66, 123,922.97 and 54,014.83

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Solution

The fourth proportional to 89,788.66, 123,922.97 and 54,014.83 is: 74,549.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,788.66 : 123,922.97 = 54,014.83 : x
  2. Step 2: Convert to fraction form
    89,788.66/123,922.97 = 54,014.83/x
  3. Step 3: Cross multiply
    89,788.66x = 123,922.97 × 54,014.83
  4. Step 4: Simplify right side
    89,788.66x = 6,693,678,157.65
  5. Step 5: Solve for x
    x = 6,693,678,157.65/89,788.66
  6. Step 6: Final answer
    x = 74,549.26

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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.