Home / 103,092.72-154,595.30-36,549.60

Finding the Fourth Proportional to 103,092.72, 154,595.30 and 36,549.60

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Solution

The fourth proportional to 103,092.72, 154,595.30 and 36,549.60 is: 54,808.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,092.72 : 154,595.30 = 36,549.60 : x
  2. Step 2: Convert to fraction form
    103,092.72/154,595.30 = 36,549.60/x
  3. Step 3: Cross multiply
    103,092.72x = 154,595.30 × 36,549.60
  4. Step 4: Simplify right side
    103,092.72x = 5,650,396,376.88
  5. Step 5: Solve for x
    x = 5,650,396,376.88/103,092.72
  6. Step 6: Final answer
    x = 54,808.88

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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.