Home / 55,374.28-83,076.78-31,957.96

Finding the Fourth Proportional to 55,374.28, 83,076.78 and 31,957.96

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Solution

The fourth proportional to 55,374.28, 83,076.78 and 31,957.96 is: 47,945.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,374.28 : 83,076.78 = 31,957.96 : x
  2. Step 2: Convert to fraction form
    55,374.28/83,076.78 = 31,957.96/x
  3. Step 3: Cross multiply
    55,374.28x = 83,076.78 × 31,957.96
  4. Step 4: Simplify right side
    55,374.28x = 2,654,964,412.17
  5. Step 5: Solve for x
    x = 2,654,964,412.17/55,374.28
  6. Step 6: Final answer
    x = 47,945.80

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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.