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Finding the Fourth Proportional to 136,645.27, 204,962.02 and 46,696.02

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Solution

The fourth proportional to 136,645.27, 204,962.02 and 46,696.02 is: 70,042.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,645.27 : 204,962.02 = 46,696.02 : x
  2. Step 2: Convert to fraction form
    136,645.27/204,962.02 = 46,696.02/x
  3. Step 3: Cross multiply
    136,645.27x = 204,962.02 × 46,696.02
  4. Step 4: Simplify right side
    136,645.27x = 9,570,910,468.42
  5. Step 5: Solve for x
    x = 9,570,910,468.42/136,645.27
  6. Step 6: Final answer
    x = 70,042.02

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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.