Home / 127,772.32-191,659.68-44,666.56

Finding the Fourth Proportional to 127,772.32, 191,659.68 and 44,666.56

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Solution

The fourth proportional to 127,772.32, 191,659.68 and 44,666.56 is: 67,000.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,772.32 : 191,659.68 = 44,666.56 : x
  2. Step 2: Convert to fraction form
    127,772.32/191,659.68 = 44,666.56/x
  3. Step 3: Cross multiply
    127,772.32x = 191,659.68 × 44,666.56
  4. Step 4: Simplify right side
    127,772.32x = 8,560,778,596.30
  5. Step 5: Solve for x
    x = 8,560,778,596.30/127,772.32
  6. Step 6: Final answer
    x = 67,000.26

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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.