Home / 48,289.26-72,425.04-20,201.84

Finding the Fourth Proportional to 48,289.26, 72,425.04 and 20,201.84

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Solution

The fourth proportional to 48,289.26, 72,425.04 and 20,201.84 is: 30,299.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,289.26 : 72,425.04 = 20,201.84 : x
  2. Step 2: Convert to fraction form
    48,289.26/72,425.04 = 20,201.84/x
  3. Step 3: Cross multiply
    48,289.26x = 72,425.04 × 20,201.84
  4. Step 4: Simplify right side
    48,289.26x = 1,463,118,707.95
  5. Step 5: Solve for x
    x = 1,463,118,707.95/48,289.26
  6. Step 6: Final answer
    x = 30,299.05

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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.