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Finding the Fourth Proportional to 20,053, 27,673.19 and 11,101.11

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Solution

The fourth proportional to 20,053, 27,673.19 and 11,101.11 is: 15,319.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,053 : 27,673.19 = 11,101.11 : x
  2. Step 2: Convert to fraction form
    20,053/27,673.19 = 11,101.11/x
  3. Step 3: Cross multiply
    20,053x = 27,673.19 × 11,101.11
  4. Step 4: Simplify right side
    20,053x = 307,203,126.24
  5. Step 5: Solve for x
    x = 307,203,126.24/20,053
  6. Step 6: Final answer
    x = 15,319.56

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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.