Home / 30,246.20-45,272.24-16,171.02

Finding the Fourth Proportional to 30,246.20, 45,272.24 and 16,171.02

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Solution

The fourth proportional to 30,246.20, 45,272.24 and 16,171.02 is: 24,204.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,246.20 : 45,272.24 = 16,171.02 : x
  2. Step 2: Convert to fraction form
    30,246.20/45,272.24 = 16,171.02/x
  3. Step 3: Cross multiply
    30,246.20x = 45,272.24 × 16,171.02
  4. Step 4: Simplify right side
    30,246.20x = 732,098,217.63
  5. Step 5: Solve for x
    x = 732,098,217.63/30,246.20
  6. Step 6: Final answer
    x = 24,204.64

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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.