Home / 162,731.21-244,119.92-50,420.25

Finding the Fourth Proportional to 162,731.21, 244,119.92 and 50,420.25

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Solution

The fourth proportional to 162,731.21, 244,119.92 and 50,420.25 is: 75,637.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,731.21 : 244,119.92 = 50,420.25 : x
  2. Step 2: Convert to fraction form
    162,731.21/244,119.92 = 50,420.25/x
  3. Step 3: Cross multiply
    162,731.21x = 244,119.92 × 50,420.25
  4. Step 4: Simplify right side
    162,731.21x = 12,308,587,144.28
  5. Step 5: Solve for x
    x = 12,308,587,144.28/162,731.21
  6. Step 6: Final answer
    x = 75,637.53

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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.