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Finding the Fourth Proportional to 174,727.50, 241,143.39 and 107,659.50

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Solution

The fourth proportional to 174,727.50, 241,143.39 and 107,659.50 is: 148,582.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,727.50 : 241,143.39 = 107,659.50 : x
  2. Step 2: Convert to fraction form
    174,727.50/241,143.39 = 107,659.50/x
  3. Step 3: Cross multiply
    174,727.50x = 241,143.39 × 107,659.50
  4. Step 4: Simplify right side
    174,727.50x = 25,961,376,795.71
  5. Step 5: Solve for x
    x = 25,961,376,795.71/174,727.50
  6. Step 6: Final answer
    x = 148,582.09

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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.