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Finding the Fourth Proportional to 100,445.50, 150,677.09 and 37,266.31

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Solution

The fourth proportional to 100,445.50, 150,677.09 and 37,266.31 is: 55,902.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,445.50 : 150,677.09 = 37,266.31 : x
  2. Step 2: Convert to fraction form
    100,445.50/150,677.09 = 37,266.31/x
  3. Step 3: Cross multiply
    100,445.50x = 150,677.09 × 37,266.31
  4. Step 4: Simplify right side
    100,445.50x = 5,615,179,145.84
  5. Step 5: Solve for x
    x = 5,615,179,145.84/100,445.50
  6. Step 6: Final answer
    x = 55,902.74

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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.