Home / 162,506.28-243,789.93-73,766.01

Finding the Fourth Proportional to 162,506.28, 243,789.93 and 73,766.01

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Solution

The fourth proportional to 162,506.28, 243,789.93 and 73,766.01 is: 110,662.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,506.28 : 243,789.93 = 73,766.01 : x
  2. Step 2: Convert to fraction form
    162,506.28/243,789.93 = 73,766.01/x
  3. Step 3: Cross multiply
    162,506.28x = 243,789.93 × 73,766.01
  4. Step 4: Simplify right side
    162,506.28x = 17,983,410,414.28
  5. Step 5: Solve for x
    x = 17,983,410,414.28/162,506.28
  6. Step 6: Final answer
    x = 110,662.86

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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.