Home / 149,243.42-223,811.37-49,385.18

Finding the Fourth Proportional to 149,243.42, 223,811.37 and 49,385.18

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Solution

The fourth proportional to 149,243.42, 223,811.37 and 49,385.18 is: 74,059.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,243.42 : 223,811.37 = 49,385.18 : x
  2. Step 2: Convert to fraction form
    149,243.42/223,811.37 = 49,385.18/x
  3. Step 3: Cross multiply
    149,243.42x = 223,811.37 × 49,385.18
  4. Step 4: Simplify right side
    149,243.42x = 11,052,964,793.50
  5. Step 5: Solve for x
    x = 11,052,964,793.50/149,243.42
  6. Step 6: Final answer
    x = 74,059.98

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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.