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Finding the Fourth Proportional to 179,777.70, 248,142.57 and 104,350.50

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Solution

The fourth proportional to 179,777.70, 248,142.57 and 104,350.50 is: 144,032.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,777.70 : 248,142.57 = 104,350.50 : x
  2. Step 2: Convert to fraction form
    179,777.70/248,142.57 = 104,350.50/x
  3. Step 3: Cross multiply
    179,777.70x = 248,142.57 × 104,350.50
  4. Step 4: Simplify right side
    179,777.70x = 25,893,801,250.79
  5. Step 5: Solve for x
    x = 25,893,801,250.79/179,777.70
  6. Step 6: Final answer
    x = 144,032.33

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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.