Home / 116,321.37-160,522.07-66,017.13

Finding the Fourth Proportional to 116,321.37, 160,522.07 and 66,017.13

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Solution

The fourth proportional to 116,321.37, 160,522.07 and 66,017.13 is: 91,102.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,321.37 : 160,522.07 = 66,017.13 : x
  2. Step 2: Convert to fraction form
    116,321.37/160,522.07 = 66,017.13/x
  3. Step 3: Cross multiply
    116,321.37x = 160,522.07 × 66,017.13
  4. Step 4: Simplify right side
    116,321.37x = 10,597,206,032.97
  5. Step 5: Solve for x
    x = 10,597,206,032.97/116,321.37
  6. Step 6: Final answer
    x = 91,102.83

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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.