Home / 159,020.20-238,530.30-152,194.60

Finding the Fourth Proportional to 159,020.20, 238,530.30 and 152,194.60

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Solution

The fourth proportional to 159,020.20, 238,530.30 and 152,194.60 is: 228,291.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,020.20 : 238,530.30 = 152,194.60 : x
  2. Step 2: Convert to fraction form
    159,020.20/238,530.30 = 152,194.60/x
  3. Step 3: Cross multiply
    159,020.20x = 238,530.30 × 152,194.60
  4. Step 4: Simplify right side
    159,020.20x = 36,303,023,596.38
  5. Step 5: Solve for x
    x = 36,303,023,596.38/159,020.20
  6. Step 6: Final answer
    x = 228,291.90

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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.