Home / 54,423.68-81,724.62-36,767.48

Finding the Fourth Proportional to 54,423.68, 81,724.62 and 36,767.48

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Solution

The fourth proportional to 54,423.68, 81,724.62 and 36,767.48 is: 55,211.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,423.68 : 81,724.62 = 36,767.48 : x
  2. Step 2: Convert to fraction form
    54,423.68/81,724.62 = 36,767.48/x
  3. Step 3: Cross multiply
    54,423.68x = 81,724.62 × 36,767.48
  4. Step 4: Simplify right side
    54,423.68x = 3,004,808,331.36
  5. Step 5: Solve for x
    x = 3,004,808,331.36/54,423.68
  6. Step 6: Final answer
    x = 55,211.41

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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.