Home / 38,400.60-57,576.20-16,208.02

Finding the Fourth Proportional to 38,400.60, 57,576.20 and 16,208.02

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Solution

The fourth proportional to 38,400.60, 57,576.20 and 16,208.02 is: 24,301.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,400.60 : 57,576.20 = 16,208.02 : x
  2. Step 2: Convert to fraction form
    38,400.60/57,576.20 = 16,208.02/x
  3. Step 3: Cross multiply
    38,400.60x = 57,576.20 × 16,208.02
  4. Step 4: Simplify right side
    38,400.60x = 933,196,201.12
  5. Step 5: Solve for x
    x = 933,196,201.12/38,400.60
  6. Step 6: Final answer
    x = 24,301.60

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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.