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Finding the Fourth Proportional to 9,057.90, 13,601.94 and 6,115.32

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Solution

The fourth proportional to 9,057.90, 13,601.94 and 6,115.32 is: 9,183.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,057.90 : 13,601.94 = 6,115.32 : x
  2. Step 2: Convert to fraction form
    9,057.90/13,601.94 = 6,115.32/x
  3. Step 3: Cross multiply
    9,057.90x = 13,601.94 × 6,115.32
  4. Step 4: Simplify right side
    9,057.90x = 83,180,215.72
  5. Step 5: Solve for x
    x = 83,180,215.72/9,057.90
  6. Step 6: Final answer
    x = 9,183.17

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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.