Home / 36,069.54-54,109.44-11,111.70

Finding the Fourth Proportional to 36,069.54, 54,109.44 and 11,111.70

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Solution

The fourth proportional to 36,069.54, 54,109.44 and 11,111.70 is: 16,669.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,069.54 : 54,109.44 = 11,111.70 : x
  2. Step 2: Convert to fraction form
    36,069.54/54,109.44 = 11,111.70/x
  3. Step 3: Cross multiply
    36,069.54x = 54,109.44 × 11,111.70
  4. Step 4: Simplify right side
    36,069.54x = 601,247,864.45
  5. Step 5: Solve for x
    x = 601,247,864.45/36,069.54
  6. Step 6: Final answer
    x = 16,669.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.