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Finding the Fourth Proportional to 181,179.76, 250,051.10 and 109,560.28

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Solution

The fourth proportional to 181,179.76, 250,051.10 and 109,560.28 is: 151,207.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,179.76 : 250,051.10 = 109,560.28 : x
  2. Step 2: Convert to fraction form
    181,179.76/250,051.10 = 109,560.28/x
  3. Step 3: Cross multiply
    181,179.76x = 250,051.10 × 109,560.28
  4. Step 4: Simplify right side
    181,179.76x = 27,395,668,530.31
  5. Step 5: Solve for x
    x = 27,395,668,530.31/181,179.76
  6. Step 6: Final answer
    x = 151,207.11

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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.