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Finding the Fourth Proportional to 181,100.18, 271,934.60 and 153,383.60

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Solution

The fourth proportional to 181,100.18, 271,934.60 and 153,383.60 is: 230,316.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,100.18 : 271,934.60 = 153,383.60 : x
  2. Step 2: Convert to fraction form
    181,100.18/271,934.60 = 153,383.60/x
  3. Step 3: Cross multiply
    181,100.18x = 271,934.60 × 153,383.60
  4. Step 4: Simplify right side
    181,100.18x = 41,710,305,785.97
  5. Step 5: Solve for x
    x = 41,710,305,785.97/181,100.18
  6. Step 6: Final answer
    x = 230,316.21

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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.