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Finding the Fourth Proportional to 38,101.69, 52,897.07 and 36,961.21

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Solution

The fourth proportional to 38,101.69, 52,897.07 and 36,961.21 is: 51,313.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,101.69 : 52,897.07 = 36,961.21 : x
  2. Step 2: Convert to fraction form
    38,101.69/52,897.07 = 36,961.21/x
  3. Step 3: Cross multiply
    38,101.69x = 52,897.07 × 36,961.21
  4. Step 4: Simplify right side
    38,101.69x = 1,955,139,712.65
  5. Step 5: Solve for x
    x = 1,955,139,712.65/38,101.69
  6. Step 6: Final answer
    x = 51,313.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.