Home / 117,993.57-162,833.88-66,998.19

Finding the Fourth Proportional to 117,993.57, 162,833.88 and 66,998.19

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Solution

The fourth proportional to 117,993.57, 162,833.88 and 66,998.19 is: 92,459.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,993.57 : 162,833.88 = 66,998.19 : x
  2. Step 2: Convert to fraction form
    117,993.57/162,833.88 = 66,998.19/x
  3. Step 3: Cross multiply
    117,993.57x = 162,833.88 × 66,998.19
  4. Step 4: Simplify right side
    117,993.57x = 10,909,575,230.68
  5. Step 5: Solve for x
    x = 10,909,575,230.68/117,993.57
  6. Step 6: Final answer
    x = 92,459.07

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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.