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Finding the Fourth Proportional to 183,865.92, 275,658.48 and 83,956.74

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Solution

The fourth proportional to 183,865.92, 275,658.48 and 83,956.74 is: 125,871.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,865.92 : 275,658.48 = 83,956.74 : x
  2. Step 2: Convert to fraction form
    183,865.92/275,658.48 = 83,956.74/x
  3. Step 3: Cross multiply
    183,865.92x = 275,658.48 × 83,956.74
  4. Step 4: Simplify right side
    183,865.92x = 23,143,387,334.16
  5. Step 5: Solve for x
    x = 23,143,387,334.16/183,865.92
  6. Step 6: Final answer
    x = 125,871.00

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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.