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Finding the Fourth Proportional to 70,069.99, 105,054.06 and 27,937.43

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Solution

The fourth proportional to 70,069.99, 105,054.06 and 27,937.43 is: 41,885.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,069.99 : 105,054.06 = 27,937.43 : x
  2. Step 2: Convert to fraction form
    70,069.99/105,054.06 = 27,937.43/x
  3. Step 3: Cross multiply
    70,069.99x = 105,054.06 × 27,937.43
  4. Step 4: Simplify right side
    70,069.99x = 2,934,940,716.38
  5. Step 5: Solve for x
    x = 2,934,940,716.38/70,069.99
  6. Step 6: Final answer
    x = 41,885.85

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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.