Home / 86,049.40-118,727.40-50,218.96

Finding the Fourth Proportional to 86,049.40, 118,727.40 and 50,218.96

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Solution

The fourth proportional to 86,049.40, 118,727.40 and 50,218.96 is: 69,290.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,049.40 : 118,727.40 = 50,218.96 : x
  2. Step 2: Convert to fraction form
    86,049.40/118,727.40 = 50,218.96/x
  3. Step 3: Cross multiply
    86,049.40x = 118,727.40 × 50,218.96
  4. Step 4: Simplify right side
    86,049.40x = 5,962,366,551.50
  5. Step 5: Solve for x
    x = 5,962,366,551.50/86,049.40
  6. Step 6: Final answer
    x = 69,290.04

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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.