Home / 132,410.55-182,768.40-84,664.11

Finding the Fourth Proportional to 132,410.55, 182,768.40 and 84,664.11

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Solution

The fourth proportional to 132,410.55, 182,768.40 and 84,664.11 is: 116,863.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,410.55 : 182,768.40 = 84,664.11 : x
  2. Step 2: Convert to fraction form
    132,410.55/182,768.40 = 84,664.11/x
  3. Step 3: Cross multiply
    132,410.55x = 182,768.40 × 84,664.11
  4. Step 4: Simplify right side
    132,410.55x = 15,473,923,922.12
  5. Step 5: Solve for x
    x = 15,473,923,922.12/132,410.55
  6. Step 6: Final answer
    x = 116,863.23

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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.