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Finding the Fourth Proportional to 134,102.80, 201,267.60 and 55,273.60

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Solution

The fourth proportional to 134,102.80, 201,267.60 and 55,273.60 is: 82,957.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,102.80 : 201,267.60 = 55,273.60 : x
  2. Step 2: Convert to fraction form
    134,102.80/201,267.60 = 55,273.60/x
  3. Step 3: Cross multiply
    134,102.80x = 201,267.60 × 55,273.60
  4. Step 4: Simplify right side
    134,102.80x = 11,124,784,815.36
  5. Step 5: Solve for x
    x = 11,124,784,815.36/134,102.80
  6. Step 6: Final answer
    x = 82,957.14

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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.