Home / 132,242.46-182,511.27-81,949.02

Finding the Fourth Proportional to 132,242.46, 182,511.27 and 81,949.02

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Solution

The fourth proportional to 132,242.46, 182,511.27 and 81,949.02 is: 113,099.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,242.46 : 182,511.27 = 81,949.02 : x
  2. Step 2: Convert to fraction form
    132,242.46/182,511.27 = 81,949.02/x
  3. Step 3: Cross multiply
    132,242.46x = 182,511.27 × 81,949.02
  4. Step 4: Simplify right side
    132,242.46x = 14,956,619,715.46
  5. Step 5: Solve for x
    x = 14,956,619,715.46/132,242.46
  6. Step 6: Final answer
    x = 113,099.98

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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.