Home / 36,304.92-54,340.02-18,750.60

Finding the Fourth Proportional to 36,304.92, 54,340.02 and 18,750.60

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Solution

The fourth proportional to 36,304.92, 54,340.02 and 18,750.60 is: 28,065.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,304.92 : 54,340.02 = 18,750.60 : x
  2. Step 2: Convert to fraction form
    36,304.92/54,340.02 = 18,750.60/x
  3. Step 3: Cross multiply
    36,304.92x = 54,340.02 × 18,750.60
  4. Step 4: Simplify right side
    36,304.92x = 1,018,907,979.01
  5. Step 5: Solve for x
    x = 1,018,907,979.01/36,304.92
  6. Step 6: Final answer
    x = 28,065.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.