Home / 54,253.02-74,868.33-30,380.58

Finding the Fourth Proportional to 54,253.02, 74,868.33 and 30,380.58

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Solution

The fourth proportional to 54,253.02, 74,868.33 and 30,380.58 is: 41,924.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,253.02 : 74,868.33 = 30,380.58 : x
  2. Step 2: Convert to fraction form
    54,253.02/74,868.33 = 30,380.58/x
  3. Step 3: Cross multiply
    54,253.02x = 74,868.33 × 30,380.58
  4. Step 4: Simplify right side
    54,253.02x = 2,274,543,289.03
  5. Step 5: Solve for x
    x = 2,274,543,289.03/54,253.02
  6. Step 6: Final answer
    x = 41,924.73

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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.