Home / 132,272.77-182,537.75-71,844.60

Finding the Fourth Proportional to 132,272.77, 182,537.75 and 71,844.60

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Solution

The fourth proportional to 132,272.77, 182,537.75 and 71,844.60 is: 99,146.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,272.77 : 182,537.75 = 71,844.60 : x
  2. Step 2: Convert to fraction form
    132,272.77/182,537.75 = 71,844.60/x
  3. Step 3: Cross multiply
    132,272.77x = 182,537.75 × 71,844.60
  4. Step 4: Simplify right side
    132,272.77x = 13,114,350,720.96
  5. Step 5: Solve for x
    x = 13,114,350,720.96/132,272.77
  6. Step 6: Final answer
    x = 99,146.26

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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.