Home / 132,361.14-182,657.76-71,930.64

Finding the Fourth Proportional to 132,361.14, 182,657.76 and 71,930.64

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Solution

The fourth proportional to 132,361.14, 182,657.76 and 71,930.64 is: 99,263.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,361.14 : 182,657.76 = 71,930.64 : x
  2. Step 2: Convert to fraction form
    132,361.14/182,657.76 = 71,930.64/x
  3. Step 3: Cross multiply
    132,361.14x = 182,657.76 × 71,930.64
  4. Step 4: Simplify right side
    132,361.14x = 13,138,689,577.77
  5. Step 5: Solve for x
    x = 13,138,689,577.77/132,361.14
  6. Step 6: Final answer
    x = 99,263.95

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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.