Home / 82,563.74-113,967.03-49,029.50

Finding the Fourth Proportional to 82,563.74, 113,967.03 and 49,029.50

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Solution

The fourth proportional to 82,563.74, 113,967.03 and 49,029.50 is: 67,677.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,563.74 : 113,967.03 = 49,029.50 : x
  2. Step 2: Convert to fraction form
    82,563.74/113,967.03 = 49,029.50/x
  3. Step 3: Cross multiply
    82,563.74x = 113,967.03 × 49,029.50
  4. Step 4: Simplify right side
    82,563.74x = 5,587,746,497.39
  5. Step 5: Solve for x
    x = 5,587,746,497.39/82,563.74
  6. Step 6: Final answer
    x = 67,677.97

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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.