Home / 231,848.91-347,822.96-71,921.37

Finding the Fourth Proportional to 231,848.91, 347,822.96 and 71,921.37

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Solution

The fourth proportional to 231,848.91, 347,822.96 and 71,921.37 is: 107,897.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,848.91 : 347,822.96 = 71,921.37 : x
  2. Step 2: Convert to fraction form
    231,848.91/347,822.96 = 71,921.37/x
  3. Step 3: Cross multiply
    231,848.91x = 347,822.96 × 71,921.37
  4. Step 4: Simplify right side
    231,848.91x = 25,015,905,166.94
  5. Step 5: Solve for x
    x = 25,015,905,166.94/231,848.91
  6. Step 6: Final answer
    x = 107,897.45

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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.