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Finding the Fourth Proportional to 69,208.29, 95,506.29 and 38,993.67

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Solution

The fourth proportional to 69,208.29, 95,506.29 and 38,993.67 is: 53,810.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,208.29 : 95,506.29 = 38,993.67 : x
  2. Step 2: Convert to fraction form
    69,208.29/95,506.29 = 38,993.67/x
  3. Step 3: Cross multiply
    69,208.29x = 95,506.29 × 38,993.67
  4. Step 4: Simplify right side
    69,208.29x = 3,724,140,755.18
  5. Step 5: Solve for x
    x = 3,724,140,755.18/69,208.29
  6. Step 6: Final answer
    x = 53,810.62

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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.