Home / 204,374.46-306,590.58-71,235.30

Finding the Fourth Proportional to 204,374.46, 306,590.58 and 71,235.30

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Solution

The fourth proportional to 204,374.46, 306,590.58 and 71,235.30 is: 106,863.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,374.46 : 306,590.58 = 71,235.30 : x
  2. Step 2: Convert to fraction form
    204,374.46/306,590.58 = 71,235.30/x
  3. Step 3: Cross multiply
    204,374.46x = 306,590.58 × 71,235.30
  4. Step 4: Simplify right side
    204,374.46x = 21,840,071,943.47
  5. Step 5: Solve for x
    x = 21,840,071,943.47/204,374.46
  6. Step 6: Final answer
    x = 106,863.02

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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.