Home / 159,076.85-238,609.80-40,749.21

Finding the Fourth Proportional to 159,076.85, 238,609.80 and 40,749.21

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Solution

The fourth proportional to 159,076.85, 238,609.80 and 40,749.21 is: 61,122.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,076.85 : 238,609.80 = 40,749.21 : x
  2. Step 2: Convert to fraction form
    159,076.85/238,609.80 = 40,749.21/x
  3. Step 3: Cross multiply
    159,076.85x = 238,609.80 × 40,749.21
  4. Step 4: Simplify right side
    159,076.85x = 9,723,160,848.26
  5. Step 5: Solve for x
    x = 9,723,160,848.26/159,076.85
  6. Step 6: Final answer
    x = 61,122.41

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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.