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Finding the Fourth Proportional to 201,893.79, 302,452.59 and 112,877.34

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Solution

The fourth proportional to 201,893.79, 302,452.59 and 112,877.34 is: 169,099.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,893.79 : 302,452.59 = 112,877.34 : x
  2. Step 2: Convert to fraction form
    201,893.79/302,452.59 = 112,877.34/x
  3. Step 3: Cross multiply
    201,893.79x = 302,452.59 × 112,877.34
  4. Step 4: Simplify right side
    201,893.79x = 34,140,043,835.31
  5. Step 5: Solve for x
    x = 34,140,043,835.31/201,893.79
  6. Step 6: Final answer
    x = 169,099.03

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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.