Home / 70,016.18-96,618.84-39,797.54

Finding the Fourth Proportional to 70,016.18, 96,618.84 and 39,797.54

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Solution

The fourth proportional to 70,016.18, 96,618.84 and 39,797.54 is: 54,918.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,016.18 : 96,618.84 = 39,797.54 : x
  2. Step 2: Convert to fraction form
    70,016.18/96,618.84 = 39,797.54/x
  3. Step 3: Cross multiply
    70,016.18x = 96,618.84 × 39,797.54
  4. Step 4: Simplify right side
    70,016.18x = 3,845,192,149.65
  5. Step 5: Solve for x
    x = 3,845,192,149.65/70,016.18
  6. Step 6: Final answer
    x = 54,918.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.