Home / 132,911.61-199,333.39-39,395.49

Finding the Fourth Proportional to 132,911.61, 199,333.39 and 39,395.49

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Solution

The fourth proportional to 132,911.61, 199,333.39 and 39,395.49 is: 59,083.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,911.61 : 199,333.39 = 39,395.49 : x
  2. Step 2: Convert to fraction form
    132,911.61/199,333.39 = 39,395.49/x
  3. Step 3: Cross multiply
    132,911.61x = 199,333.39 × 39,395.49
  4. Step 4: Simplify right side
    132,911.61x = 7,852,836,572.41
  5. Step 5: Solve for x
    x = 7,852,836,572.41/132,911.61
  6. Step 6: Final answer
    x = 59,083.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.