Home / 62,479.78-93,724.52-18,107.18

Finding the Fourth Proportional to 62,479.78, 93,724.52 and 18,107.18

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Solution

The fourth proportional to 62,479.78, 93,724.52 and 18,107.18 is: 27,162.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,479.78 : 93,724.52 = 18,107.18 : x
  2. Step 2: Convert to fraction form
    62,479.78/93,724.52 = 18,107.18/x
  3. Step 3: Cross multiply
    62,479.78x = 93,724.52 × 18,107.18
  4. Step 4: Simplify right side
    62,479.78x = 1,697,086,754.05
  5. Step 5: Solve for x
    x = 1,697,086,754.05/62,479.78
  6. Step 6: Final answer
    x = 27,162.18

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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.