Home / 235,905.31-353,562.87-185,787.48

Finding the Fourth Proportional to 235,905.31, 353,562.87 and 185,787.48

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Solution

The fourth proportional to 235,905.31, 353,562.87 and 185,787.48 is: 278,448.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,905.31 : 353,562.87 = 185,787.48 : x
  2. Step 2: Convert to fraction form
    235,905.31/353,562.87 = 185,787.48/x
  3. Step 3: Cross multiply
    235,905.31x = 353,562.87 × 185,787.48
  4. Step 4: Simplify right side
    235,905.31x = 65,687,552,871.05
  5. Step 5: Solve for x
    x = 65,687,552,871.05/235,905.31
  6. Step 6: Final answer
    x = 278,448.81

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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.