Home / 204,031.10-306,089.85-61,864.70

Finding the Fourth Proportional to 204,031.10, 306,089.85 and 61,864.70

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Solution

The fourth proportional to 204,031.10, 306,089.85 and 61,864.70 is: 92,810.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,031.10 : 306,089.85 = 61,864.70 : x
  2. Step 2: Convert to fraction form
    204,031.10/306,089.85 = 61,864.70/x
  3. Step 3: Cross multiply
    204,031.10x = 306,089.85 × 61,864.70
  4. Step 4: Simplify right side
    204,031.10x = 18,936,156,743.30
  5. Step 5: Solve for x
    x = 18,936,156,743.30/204,031.10
  6. Step 6: Final answer
    x = 92,810.15

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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.