Home / 36,069.05-54,108.72-11,111.13

Finding the Fourth Proportional to 36,069.05, 54,108.72 and 11,111.13

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Solution

The fourth proportional to 36,069.05, 54,108.72 and 11,111.13 is: 16,668.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,069.05 : 54,108.72 = 11,111.13 : x
  2. Step 2: Convert to fraction form
    36,069.05/54,108.72 = 11,111.13/x
  3. Step 3: Cross multiply
    36,069.05x = 54,108.72 × 11,111.13
  4. Step 4: Simplify right side
    36,069.05x = 601,209,022.05
  5. Step 5: Solve for x
    x = 601,209,022.05/36,069.05
  6. Step 6: Final answer
    x = 16,668.28

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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.