Home / 132,030.76-198,042.84-38,537.32

Finding the Fourth Proportional to 132,030.76, 198,042.84 and 38,537.32

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Solution

The fourth proportional to 132,030.76, 198,042.84 and 38,537.32 is: 57,805.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,030.76 : 198,042.84 = 38,537.32 : x
  2. Step 2: Convert to fraction form
    132,030.76/198,042.84 = 38,537.32/x
  3. Step 3: Cross multiply
    132,030.76x = 198,042.84 × 38,537.32
  4. Step 4: Simplify right side
    132,030.76x = 7,632,040,298.79
  5. Step 5: Solve for x
    x = 7,632,040,298.79/132,030.76
  6. Step 6: Final answer
    x = 57,805.02

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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.