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Finding the Fourth Proportional to 27,035.43, 40,553.01 and 7,313.91

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Solution

The fourth proportional to 27,035.43, 40,553.01 and 7,313.91 is: 10,970.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,035.43 : 40,553.01 = 7,313.91 : x
  2. Step 2: Convert to fraction form
    27,035.43/40,553.01 = 7,313.91/x
  3. Step 3: Cross multiply
    27,035.43x = 40,553.01 × 7,313.91
  4. Step 4: Simplify right side
    27,035.43x = 296,601,065.37
  5. Step 5: Solve for x
    x = 296,601,065.37/27,035.43
  6. Step 6: Final answer
    x = 10,970.83

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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.