Home / 45,183.66-67,763.61-13,585.26

Finding the Fourth Proportional to 45,183.66, 67,763.61 and 13,585.26

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Solution

The fourth proportional to 45,183.66, 67,763.61 and 13,585.26 is: 20,374.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,183.66 : 67,763.61 = 13,585.26 : x
  2. Step 2: Convert to fraction form
    45,183.66/67,763.61 = 13,585.26/x
  3. Step 3: Cross multiply
    45,183.66x = 67,763.61 × 13,585.26
  4. Step 4: Simplify right side
    45,183.66x = 920,586,260.39
  5. Step 5: Solve for x
    x = 920,586,260.39/45,183.66
  6. Step 6: Final answer
    x = 20,374.32

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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.