Home / 204,051.06-306,108.30-104,157.18

Finding the Fourth Proportional to 204,051.06, 306,108.30 and 104,157.18

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Solution

The fourth proportional to 204,051.06, 306,108.30 and 104,157.18 is: 156,251.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,051.06 : 306,108.30 = 104,157.18 : x
  2. Step 2: Convert to fraction form
    204,051.06/306,108.30 = 104,157.18/x
  3. Step 3: Cross multiply
    204,051.06x = 306,108.30 × 104,157.18
  4. Step 4: Simplify right side
    204,051.06x = 31,883,377,302.59
  5. Step 5: Solve for x
    x = 31,883,377,302.59/204,051.06
  6. Step 6: Final answer
    x = 156,251.96

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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.