Home / 88,034.70-132,003.45-38,106.30

Finding the Fourth Proportional to 88,034.70, 132,003.45 and 38,106.30

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Solution

The fourth proportional to 88,034.70, 132,003.45 and 38,106.30 is: 57,138.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,034.70 : 132,003.45 = 38,106.30 : x
  2. Step 2: Convert to fraction form
    88,034.70/132,003.45 = 38,106.30/x
  3. Step 3: Cross multiply
    88,034.70x = 132,003.45 × 38,106.30
  4. Step 4: Simplify right side
    88,034.70x = 5,030,163,066.74
  5. Step 5: Solve for x
    x = 5,030,163,066.74/88,034.70
  6. Step 6: Final answer
    x = 57,138.41

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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.