Home / 206,346.27-309,495.18-56,601.70

Finding the Fourth Proportional to 206,346.27, 309,495.18 and 56,601.70

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Solution

The fourth proportional to 206,346.27, 309,495.18 and 56,601.70 is: 84,895.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,346.27 : 309,495.18 = 56,601.70 : x
  2. Step 2: Convert to fraction form
    206,346.27/309,495.18 = 56,601.70/x
  3. Step 3: Cross multiply
    206,346.27x = 309,495.18 × 56,601.70
  4. Step 4: Simplify right side
    206,346.27x = 17,517,952,264.09
  5. Step 5: Solve for x
    x = 17,517,952,264.09/206,346.27
  6. Step 6: Final answer
    x = 84,895.90

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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.