Home / 132,930.71-199,396.06-54,026.45

Finding the Fourth Proportional to 132,930.71, 199,396.06 and 54,026.45

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Solution

The fourth proportional to 132,930.71, 199,396.06 and 54,026.45 is: 81,039.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,930.71 : 199,396.06 = 54,026.45 : x
  2. Step 2: Convert to fraction form
    132,930.71/199,396.06 = 54,026.45/x
  3. Step 3: Cross multiply
    132,930.71x = 199,396.06 × 54,026.45
  4. Step 4: Simplify right side
    132,930.71x = 10,772,660,133.74
  5. Step 5: Solve for x
    x = 10,772,660,133.74/132,930.71
  6. Step 6: Final answer
    x = 81,039.67

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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.