Home / 54,674.90-75,451.37-30,801.57

Finding the Fourth Proportional to 54,674.90, 75,451.37 and 30,801.57

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Solution

The fourth proportional to 54,674.90, 75,451.37 and 30,801.57 is: 42,506.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,674.90 : 75,451.37 = 30,801.57 : x
  2. Step 2: Convert to fraction form
    54,674.90/75,451.37 = 30,801.57/x
  3. Step 3: Cross multiply
    54,674.90x = 75,451.37 × 30,801.57
  4. Step 4: Simplify right side
    54,674.90x = 2,324,020,217.70
  5. Step 5: Solve for x
    x = 2,324,020,217.70/54,674.90
  6. Step 6: Final answer
    x = 42,506.16

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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.