Home / 54,156.92-74,738.28-30,283.54

Finding the Fourth Proportional to 54,156.92, 74,738.28 and 30,283.54

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Solution

The fourth proportional to 54,156.92, 74,738.28 and 30,283.54 is: 41,792.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,156.92 : 74,738.28 = 30,283.54 : x
  2. Step 2: Convert to fraction form
    54,156.92/74,738.28 = 30,283.54/x
  3. Step 3: Cross multiply
    54,156.92x = 74,738.28 × 30,283.54
  4. Step 4: Simplify right side
    54,156.92x = 2,263,339,691.91
  5. Step 5: Solve for x
    x = 2,263,339,691.91/54,156.92
  6. Step 6: Final answer
    x = 41,792.25

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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.