Home / 116,380.14-160,604.80-66,079.14

Finding the Fourth Proportional to 116,380.14, 160,604.80 and 66,079.14

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Solution

The fourth proportional to 116,380.14, 160,604.80 and 66,079.14 is: 91,189.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,380.14 : 160,604.80 = 66,079.14 : x
  2. Step 2: Convert to fraction form
    116,380.14/160,604.80 = 66,079.14/x
  3. Step 3: Cross multiply
    116,380.14x = 160,604.80 × 66,079.14
  4. Step 4: Simplify right side
    116,380.14x = 10,612,627,063.87
  5. Step 5: Solve for x
    x = 10,612,627,063.87/116,380.14
  6. Step 6: Final answer
    x = 91,189.33

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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.