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Finding the Fourth Proportional to 181,370.61, 250,288.29 and 100,796.04

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Solution

The fourth proportional to 181,370.61, 250,288.29 and 100,796.04 is: 139,096.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,370.61 : 250,288.29 = 100,796.04 : x
  2. Step 2: Convert to fraction form
    181,370.61/250,288.29 = 100,796.04/x
  3. Step 3: Cross multiply
    181,370.61x = 250,288.29 × 100,796.04
  4. Step 4: Simplify right side
    181,370.61x = 25,228,068,490.37
  5. Step 5: Solve for x
    x = 25,228,068,490.37/181,370.61
  6. Step 6: Final answer
    x = 139,096.78

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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.