Home / 111,087.19-166,655.43-43,625.73

Finding the Fourth Proportional to 111,087.19, 166,655.43 and 43,625.73

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Solution

The fourth proportional to 111,087.19, 166,655.43 and 43,625.73 is: 65,448.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,087.19 : 166,655.43 = 43,625.73 : x
  2. Step 2: Convert to fraction form
    111,087.19/166,655.43 = 43,625.73/x
  3. Step 3: Cross multiply
    111,087.19x = 166,655.43 × 43,625.73
  4. Step 4: Simplify right side
    111,087.19x = 7,270,464,792.21
  5. Step 5: Solve for x
    x = 7,270,464,792.21/111,087.19
  6. Step 6: Final answer
    x = 65,448.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.