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Finding the Fourth Proportional to 100,584.32, 150,876.67 and 37,418.29

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Solution

The fourth proportional to 100,584.32, 150,876.67 and 37,418.29 is: 56,127.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,584.32 : 150,876.67 = 37,418.29 : x
  2. Step 2: Convert to fraction form
    100,584.32/150,876.67 = 37,418.29/x
  3. Step 3: Cross multiply
    100,584.32x = 150,876.67 × 37,418.29
  4. Step 4: Simplify right side
    100,584.32x = 5,645,546,521.56
  5. Step 5: Solve for x
    x = 5,645,546,521.56/100,584.32
  6. Step 6: Final answer
    x = 56,127.50

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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.