Home / 132,254.46-182,511.11-71,825.12

Finding the Fourth Proportional to 132,254.46, 182,511.11 and 71,825.12

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Solution

The fourth proportional to 132,254.46, 182,511.11 and 71,825.12 is: 99,118.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,254.46 : 182,511.11 = 71,825.12 : x
  2. Step 2: Convert to fraction form
    132,254.46/182,511.11 = 71,825.12/x
  3. Step 3: Cross multiply
    132,254.46x = 182,511.11 × 71,825.12
  4. Step 4: Simplify right side
    132,254.46x = 13,108,881,105.40
  5. Step 5: Solve for x
    x = 13,108,881,105.40/132,254.46
  6. Step 6: Final answer
    x = 99,118.63

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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.