Home / 162,391.25-243,558.12-44,071.79

Finding the Fourth Proportional to 162,391.25, 243,558.12 and 44,071.79

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Solution

The fourth proportional to 162,391.25, 243,558.12 and 44,071.79 is: 66,099.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,391.25 : 243,558.12 = 44,071.79 : x
  2. Step 2: Convert to fraction form
    162,391.25/243,558.12 = 44,071.79/x
  3. Step 3: Cross multiply
    162,391.25x = 243,558.12 × 44,071.79
  4. Step 4: Simplify right side
    162,391.25x = 10,734,042,317.43
  5. Step 5: Solve for x
    x = 10,734,042,317.43/162,391.25
  6. Step 6: Final answer
    x = 66,099.88

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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.