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Finding the Fourth Proportional to 101,193.88, 151,798.10 and 38,864.38

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Solution

The fourth proportional to 101,193.88, 151,798.10 and 38,864.38 is: 58,299.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,193.88 : 151,798.10 = 38,864.38 : x
  2. Step 2: Convert to fraction form
    101,193.88/151,798.10 = 38,864.38/x
  3. Step 3: Cross multiply
    101,193.88x = 151,798.10 × 38,864.38
  4. Step 4: Simplify right side
    101,193.88x = 5,899,538,379.85
  5. Step 5: Solve for x
    x = 5,899,538,379.85/101,193.88
  6. Step 6: Final answer
    x = 58,299.36

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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.