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Finding the Fourth Proportional to 181,325.41, 250,224.11 and 100,750.86

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Solution

The fourth proportional to 181,325.41, 250,224.11 and 100,750.86 is: 139,033.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,325.41 : 250,224.11 = 100,750.86 : x
  2. Step 2: Convert to fraction form
    181,325.41/250,224.11 = 100,750.86/x
  3. Step 3: Cross multiply
    181,325.41x = 250,224.11 × 100,750.86
  4. Step 4: Simplify right side
    181,325.41x = 25,210,294,275.23
  5. Step 5: Solve for x
    x = 25,210,294,275.23/181,325.41
  6. Step 6: Final answer
    x = 139,033.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.