Home / 127,951.20-191,926.80-44,845.20

Finding the Fourth Proportional to 127,951.20, 191,926.80 and 44,845.20

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Solution

The fourth proportional to 127,951.20, 191,926.80 and 44,845.20 is: 67,267.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,951.20 : 191,926.80 = 44,845.20 : x
  2. Step 2: Convert to fraction form
    127,951.20/191,926.80 = 44,845.20/x
  3. Step 3: Cross multiply
    127,951.20x = 191,926.80 × 44,845.20
  4. Step 4: Simplify right side
    127,951.20x = 8,606,995,731.36
  5. Step 5: Solve for x
    x = 8,606,995,731.36/127,951.20
  6. Step 6: Final answer
    x = 67,267.80

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1.5x scale

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.