Home / 204,060.10-306,090.15-99,084.10

Finding the Fourth Proportional to 204,060.10, 306,090.15 and 99,084.10

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Solution

The fourth proportional to 204,060.10, 306,090.15 and 99,084.10 is: 148,626.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,060.10 : 306,090.15 = 99,084.10 : x
  2. Step 2: Convert to fraction form
    204,060.10/306,090.15 = 99,084.10/x
  3. Step 3: Cross multiply
    204,060.10x = 306,090.15 × 99,084.10
  4. Step 4: Simplify right side
    204,060.10x = 30,328,667,031.62
  5. Step 5: Solve for x
    x = 30,328,667,031.62/204,060.10
  6. Step 6: Final answer
    x = 148,626.15

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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.