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Finding the Fourth Proportional to 183,857.60, 275,786.40 and 137,201.60

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Solution

The fourth proportional to 183,857.60, 275,786.40 and 137,201.60 is: 205,802.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,857.60 : 275,786.40 = 137,201.60 : x
  2. Step 2: Convert to fraction form
    183,857.60/275,786.40 = 137,201.60/x
  3. Step 3: Cross multiply
    183,857.60x = 275,786.40 × 137,201.60
  4. Step 4: Simplify right side
    183,857.60x = 37,838,335,338.24
  5. Step 5: Solve for x
    x = 37,838,335,338.24/183,857.60
  6. Step 6: Final answer
    x = 205,802.40

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1.5x scale

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.