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Finding the Fourth Proportional to 181,518.63, 250,459.83 and 109,905.27

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Solution

The fourth proportional to 181,518.63, 250,459.83 and 109,905.27 is: 151,647.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,518.63 : 250,459.83 = 109,905.27 : x
  2. Step 2: Convert to fraction form
    181,518.63/250,459.83 = 109,905.27/x
  3. Step 3: Cross multiply
    181,518.63x = 250,459.83 × 109,905.27
  4. Step 4: Simplify right side
    181,518.63x = 27,526,855,240.30
  5. Step 5: Solve for x
    x = 27,526,855,240.30/181,518.63
  6. Step 6: Final answer
    x = 151,647.55

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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.