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Finding the Fourth Proportional to 181,170.74, 250,038.68 and 109,551.27

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Solution

The fourth proportional to 181,170.74, 250,038.68 and 109,551.27 is: 151,194.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,170.74 : 250,038.68 = 109,551.27 : x
  2. Step 2: Convert to fraction form
    181,170.74/250,038.68 = 109,551.27/x
  3. Step 3: Cross multiply
    181,170.74x = 250,038.68 × 109,551.27
  4. Step 4: Simplify right side
    181,170.74x = 27,392,056,059.79
  5. Step 5: Solve for x
    x = 27,392,056,059.79/181,170.74
  6. Step 6: Final answer
    x = 151,194.70

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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.