Home / 206,336.79-309,443.51-62,236.58

Finding the Fourth Proportional to 206,336.79, 309,443.51 and 62,236.58

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Solution

The fourth proportional to 206,336.79, 309,443.51 and 62,236.58 is: 93,336.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,336.79 : 309,443.51 = 62,236.58 : x
  2. Step 2: Convert to fraction form
    206,336.79/309,443.51 = 62,236.58/x
  3. Step 3: Cross multiply
    206,336.79x = 309,443.51 × 62,236.58
  4. Step 4: Simplify right side
    206,336.79x = 19,258,703,907.20
  5. Step 5: Solve for x
    x = 19,258,703,907.20/206,336.79
  6. Step 6: Final answer
    x = 93,336.26

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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.