Home / 123,322.44-170,185.41-66,733.80

Finding the Fourth Proportional to 123,322.44, 170,185.41 and 66,733.80

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Solution

The fourth proportional to 123,322.44, 170,185.41 and 66,733.80 is: 92,092.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,322.44 : 170,185.41 = 66,733.80 : x
  2. Step 2: Convert to fraction form
    123,322.44/170,185.41 = 66,733.80/x
  3. Step 3: Cross multiply
    123,322.44x = 170,185.41 × 66,733.80
  4. Step 4: Simplify right side
    123,322.44x = 11,357,119,113.86
  5. Step 5: Solve for x
    x = 11,357,119,113.86/123,322.44
  6. Step 6: Final answer
    x = 92,092.88

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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.