Home / 159,063.28-238,594.96-74,761.54

Finding the Fourth Proportional to 159,063.28, 238,594.96 and 74,761.54

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Solution

The fourth proportional to 159,063.28, 238,594.96 and 74,761.54 is: 112,142.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,063.28 : 238,594.96 = 74,761.54 : x
  2. Step 2: Convert to fraction form
    159,063.28/238,594.96 = 74,761.54/x
  3. Step 3: Cross multiply
    159,063.28x = 238,594.96 × 74,761.54
  4. Step 4: Simplify right side
    159,063.28x = 17,837,726,645.84
  5. Step 5: Solve for x
    x = 17,837,726,645.84/159,063.28
  6. Step 6: Final answer
    x = 112,142.33

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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.