Home / 82,343.43-113,517.59-58,461.39

Finding the Fourth Proportional to 82,343.43, 113,517.59 and 58,461.39

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Solution

The fourth proportional to 82,343.43, 113,517.59 and 58,461.39 is: 80,594.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,343.43 : 113,517.59 = 58,461.39 : x
  2. Step 2: Convert to fraction form
    82,343.43/113,517.59 = 58,461.39/x
  3. Step 3: Cross multiply
    82,343.43x = 113,517.59 × 58,461.39
  4. Step 4: Simplify right side
    82,343.43x = 6,636,395,808.54
  5. Step 5: Solve for x
    x = 6,636,395,808.54/82,343.43
  6. Step 6: Final answer
    x = 80,594.11

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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.