Home / 204,157.46-306,298.35-104,387.73

Finding the Fourth Proportional to 204,157.46, 306,298.35 and 104,387.73

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Solution

The fourth proportional to 204,157.46, 306,298.35 and 104,387.73 is: 156,613.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,157.46 : 306,298.35 = 104,387.73 : x
  2. Step 2: Convert to fraction form
    204,157.46/306,298.35 = 104,387.73/x
  3. Step 3: Cross multiply
    204,157.46x = 306,298.35 × 104,387.73
  4. Step 4: Simplify right side
    204,157.46x = 31,973,789,459.25
  5. Step 5: Solve for x
    x = 31,973,789,459.25/204,157.46
  6. Step 6: Final answer
    x = 156,613.38

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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.