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Finding the Fourth Proportional to 37,603.14, 51,892.50 and 20,836.14

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Solution

The fourth proportional to 37,603.14, 51,892.50 and 20,836.14 is: 28,753.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,603.14 : 51,892.50 = 20,836.14 : x
  2. Step 2: Convert to fraction form
    37,603.14/51,892.50 = 20,836.14/x
  3. Step 3: Cross multiply
    37,603.14x = 51,892.50 × 20,836.14
  4. Step 4: Simplify right side
    37,603.14x = 1,081,239,394.95
  5. Step 5: Solve for x
    x = 1,081,239,394.95/37,603.14
  6. Step 6: Final answer
    x = 28,753.97

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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.