Home / 132,261.96-182,538.24-81,968.52

Finding the Fourth Proportional to 132,261.96, 182,538.24 and 81,968.52

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Solution

The fourth proportional to 132,261.96, 182,538.24 and 81,968.52 is: 113,126.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,261.96 : 182,538.24 = 81,968.52 : x
  2. Step 2: Convert to fraction form
    132,261.96/182,538.24 = 81,968.52/x
  3. Step 3: Cross multiply
    132,261.96x = 182,538.24 × 81,968.52
  4. Step 4: Simplify right side
    132,261.96x = 14,962,389,376.20
  5. Step 5: Solve for x
    x = 14,962,389,376.20/132,261.96
  6. Step 6: Final answer
    x = 113,126.93

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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.