Home / 54,082.84-74,626.91-30,206.47

Finding the Fourth Proportional to 54,082.84, 74,626.91 and 30,206.47

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Solution

The fourth proportional to 54,082.84, 74,626.91 and 30,206.47 is: 41,680.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,082.84 : 74,626.91 = 30,206.47 : x
  2. Step 2: Convert to fraction form
    54,082.84/74,626.91 = 30,206.47/x
  3. Step 3: Cross multiply
    54,082.84x = 74,626.91 × 30,206.47
  4. Step 4: Simplify right side
    54,082.84x = 2,254,215,367.08
  5. Step 5: Solve for x
    x = 2,254,215,367.08/54,082.84
  6. Step 6: Final answer
    x = 41,680.79

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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.