Home / 123,296.58-170,149.41-66,707.82

Finding the Fourth Proportional to 123,296.58, 170,149.41 and 66,707.82

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Solution

The fourth proportional to 123,296.58, 170,149.41 and 66,707.82 is: 92,056.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,296.58 : 170,149.41 = 66,707.82 : x
  2. Step 2: Convert to fraction form
    123,296.58/170,149.41 = 66,707.82/x
  3. Step 3: Cross multiply
    123,296.58x = 170,149.41 × 66,707.82
  4. Step 4: Simplify right side
    123,296.58x = 11,350,296,215.39
  5. Step 5: Solve for x
    x = 11,350,296,215.39/123,296.58
  6. Step 6: Final answer
    x = 92,056.86

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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.