Home / 170,872.40-235,807.44-95,420.96

Finding the Fourth Proportional to 170,872.40, 235,807.44 and 95,420.96

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Solution

The fourth proportional to 170,872.40, 235,807.44 and 95,420.96 is: 131,682.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,872.40 : 235,807.44 = 95,420.96 : x
  2. Step 2: Convert to fraction form
    170,872.40/235,807.44 = 95,420.96/x
  3. Step 3: Cross multiply
    170,872.40x = 235,807.44 × 95,420.96
  4. Step 4: Simplify right side
    170,872.40x = 22,500,972,299.94
  5. Step 5: Solve for x
    x = 22,500,972,299.94/170,872.40
  6. Step 6: Final answer
    x = 131,682.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.