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Finding the Fourth Proportional to 100,175.30, 150,339.11 and 37,055.13

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Solution

The fourth proportional to 100,175.30, 150,339.11 and 37,055.13 is: 55,610.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,175.30 : 150,339.11 = 37,055.13 : x
  2. Step 2: Convert to fraction form
    100,175.30/150,339.11 = 37,055.13/x
  3. Step 3: Cross multiply
    100,175.30x = 150,339.11 × 37,055.13
  4. Step 4: Simplify right side
    100,175.30x = 5,570,835,079.86
  5. Step 5: Solve for x
    x = 5,570,835,079.86/100,175.30
  6. Step 6: Final answer
    x = 55,610.87

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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.