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Finding the Fourth Proportional to 84,674.00, 116,849.15 and 48,863.24

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Solution

The fourth proportional to 84,674.00, 116,849.15 and 48,863.24 is: 67,430.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,674.00 : 116,849.15 = 48,863.24 : x
  2. Step 2: Convert to fraction form
    84,674.00/116,849.15 = 48,863.24/x
  3. Step 3: Cross multiply
    84,674.00x = 116,849.15 × 48,863.24
  4. Step 4: Simplify right side
    84,674.00x = 5,709,627,231.68
  5. Step 5: Solve for x
    x = 5,709,627,231.68/84,674.00
  6. Step 6: Final answer
    x = 67,430.71

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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.