Home / 162,194.34-243,298.24-55,651.54

Finding the Fourth Proportional to 162,194.34, 243,298.24 and 55,651.54

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Solution

The fourth proportional to 162,194.34, 243,298.24 and 55,651.54 is: 83,479.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,194.34 : 243,298.24 = 55,651.54 : x
  2. Step 2: Convert to fraction form
    162,194.34/243,298.24 = 55,651.54/x
  3. Step 3: Cross multiply
    162,194.34x = 243,298.24 × 55,651.54
  4. Step 4: Simplify right side
    162,194.34x = 13,539,921,735.29
  5. Step 5: Solve for x
    x = 13,539,921,735.29/162,194.34
  6. Step 6: Final answer
    x = 83,479.62

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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.