Home / 62,181.16-93,251.58-20,617

Finding the Fourth Proportional to 62,181.16, 93,251.58 and 20,617

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Solution

The fourth proportional to 62,181.16, 93,251.58 and 20,617 is: 30,918.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,181.16 : 93,251.58 = 20,617 : x
  2. Step 2: Convert to fraction form
    62,181.16/93,251.58 = 20,617/x
  3. Step 3: Cross multiply
    62,181.16x = 93,251.58 × 20,617
  4. Step 4: Simplify right side
    62,181.16x = 1,922,567,824.86
  5. Step 5: Solve for x
    x = 1,922,567,824.86/62,181.16
  6. Step 6: Final answer
    x = 30,918.82

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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.