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Finding the Fourth Proportional to 100,373.65, 150,574.80 and 32,891.26

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Solution

The fourth proportional to 100,373.65, 150,574.80 and 32,891.26 is: 49,341.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,373.65 : 150,574.80 = 32,891.26 : x
  2. Step 2: Convert to fraction form
    100,373.65/150,574.80 = 32,891.26/x
  3. Step 3: Cross multiply
    100,373.65x = 150,574.80 × 32,891.26
  4. Step 4: Simplify right side
    100,373.65x = 4,952,594,896.25
  5. Step 5: Solve for x
    x = 4,952,594,896.25/100,373.65
  6. Step 6: Final answer
    x = 49,341.58

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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.