Home / 127,299.44-175,653.68-73,574.04

Finding the Fourth Proportional to 127,299.44, 175,653.68 and 73,574.04

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Solution

The fourth proportional to 127,299.44, 175,653.68 and 73,574.04 is: 101,520.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,299.44 : 175,653.68 = 73,574.04 : x
  2. Step 2: Convert to fraction form
    127,299.44/175,653.68 = 73,574.04/x
  3. Step 3: Cross multiply
    127,299.44x = 175,653.68 × 73,574.04
  4. Step 4: Simplify right side
    127,299.44x = 12,923,550,878.47
  5. Step 5: Solve for x
    x = 12,923,550,878.47/127,299.44
  6. Step 6: Final answer
    x = 101,520.88

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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.