Home / 162,490.05-243,740.06-44,163.90

Finding the Fourth Proportional to 162,490.05, 243,740.06 and 44,163.90

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Solution

The fourth proportional to 162,490.05, 243,740.06 and 44,163.90 is: 66,247.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,490.05 : 243,740.06 = 44,163.90 : x
  2. Step 2: Convert to fraction form
    162,490.05/243,740.06 = 44,163.90/x
  3. Step 3: Cross multiply
    162,490.05x = 243,740.06 × 44,163.90
  4. Step 4: Simplify right side
    162,490.05x = 10,764,511,635.83
  5. Step 5: Solve for x
    x = 10,764,511,635.83/162,490.05
  6. Step 6: Final answer
    x = 66,247.20

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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.