Home / 49,962.18-74,906.21-30,236.05

Finding the Fourth Proportional to 49,962.18, 74,906.21 and 30,236.05

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Solution

The fourth proportional to 49,962.18, 74,906.21 and 30,236.05 is: 45,331.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,962.18 : 74,906.21 = 30,236.05 : x
  2. Step 2: Convert to fraction form
    49,962.18/74,906.21 = 30,236.05/x
  3. Step 3: Cross multiply
    49,962.18x = 74,906.21 × 30,236.05
  4. Step 4: Simplify right side
    49,962.18x = 2,264,867,536.34
  5. Step 5: Solve for x
    x = 2,264,867,536.34/49,962.18
  6. Step 6: Final answer
    x = 45,331.64

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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.