Home / 54,153.92-74,739.38-30,281.92

Finding the Fourth Proportional to 54,153.92, 74,739.38 and 30,281.92

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Solution

The fourth proportional to 54,153.92, 74,739.38 and 30,281.92 is: 41,792.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,153.92 : 74,739.38 = 30,281.92 : x
  2. Step 2: Convert to fraction form
    54,153.92/74,739.38 = 30,281.92/x
  3. Step 3: Cross multiply
    54,153.92x = 74,739.38 × 30,281.92
  4. Step 4: Simplify right side
    54,153.92x = 2,263,251,587.75
  5. Step 5: Solve for x
    x = 2,263,251,587.75/54,153.92
  6. Step 6: Final answer
    x = 41,792.94

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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.