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Finding the Fourth Proportional to 100,663.56, 150,995.70 and 37,497.60

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Solution

The fourth proportional to 100,663.56, 150,995.70 and 37,497.60 is: 56,246.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,663.56 : 150,995.70 = 37,497.60 : x
  2. Step 2: Convert to fraction form
    100,663.56/150,995.70 = 37,497.60/x
  3. Step 3: Cross multiply
    100,663.56x = 150,995.70 × 37,497.60
  4. Step 4: Simplify right side
    100,663.56x = 5,661,976,360.32
  5. Step 5: Solve for x
    x = 5,661,976,360.32/100,663.56
  6. Step 6: Final answer
    x = 56,246.53

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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.