Home / 123,062.08-169,825.66-66,473.46

Finding the Fourth Proportional to 123,062.08, 169,825.66 and 66,473.46

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Solution

The fourth proportional to 123,062.08, 169,825.66 and 66,473.46 is: 91,733.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,062.08 : 169,825.66 = 66,473.46 : x
  2. Step 2: Convert to fraction form
    123,062.08/169,825.66 = 66,473.46/x
  3. Step 3: Cross multiply
    123,062.08x = 169,825.66 × 66,473.46
  4. Step 4: Simplify right side
    123,062.08x = 11,288,899,216.98
  5. Step 5: Solve for x
    x = 11,288,899,216.98/123,062.08
  6. Step 6: Final answer
    x = 91,733.37

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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.