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Finding the Fourth Proportional to 183,220.60, 252,851.70 and 102,648.80

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Solution

The fourth proportional to 183,220.60, 252,851.70 and 102,648.80 is: 141,659.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,220.60 : 252,851.70 = 102,648.80 : x
  2. Step 2: Convert to fraction form
    183,220.60/252,851.70 = 102,648.80/x
  3. Step 3: Cross multiply
    183,220.60x = 252,851.70 × 102,648.80
  4. Step 4: Simplify right side
    183,220.60x = 25,954,923,582.96
  5. Step 5: Solve for x
    x = 25,954,923,582.96/183,220.60
  6. Step 6: Final answer
    x = 141,659.42

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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.