Home / 132,359.06-182,655.51-75,781.37

Finding the Fourth Proportional to 132,359.06, 182,655.51 and 75,781.37

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Solution

The fourth proportional to 132,359.06, 182,655.51 and 75,781.37 is: 104,578.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,359.06 : 182,655.51 = 75,781.37 : x
  2. Step 2: Convert to fraction form
    132,359.06/182,655.51 = 75,781.37/x
  3. Step 3: Cross multiply
    132,359.06x = 182,655.51 × 75,781.37
  4. Step 4: Simplify right side
    132,359.06x = 13,841,884,958.31
  5. Step 5: Solve for x
    x = 13,841,884,958.31/132,359.06
  6. Step 6: Final answer
    x = 104,578.29

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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.