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Finding the Fourth Proportional to 267,021.01, 368,489.55 and 146,170.02

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Solution

The fourth proportional to 267,021.01, 368,489.55 and 146,170.02 is: 201,714.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,021.01 : 368,489.55 = 146,170.02 : x
  2. Step 2: Convert to fraction form
    267,021.01/368,489.55 = 146,170.02/x
  3. Step 3: Cross multiply
    267,021.01x = 368,489.55 × 146,170.02
  4. Step 4: Simplify right side
    267,021.01x = 53,862,124,893.29
  5. Step 5: Solve for x
    x = 53,862,124,893.29/267,021.01
  6. Step 6: Final answer
    x = 201,714.93

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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.