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Finding the Fourth Proportional to 283,683.48, 425,654.40 and 106,204.32

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Solution

The fourth proportional to 283,683.48, 425,654.40 and 106,204.32 is: 159,354.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,683.48 : 425,654.40 = 106,204.32 : x
  2. Step 2: Convert to fraction form
    283,683.48/425,654.40 = 106,204.32/x
  3. Step 3: Cross multiply
    283,683.48x = 425,654.40 × 106,204.32
  4. Step 4: Simplify right side
    283,683.48x = 45,206,336,107.01
  5. Step 5: Solve for x
    x = 45,206,336,107.01/283,683.48
  6. Step 6: Final answer
    x = 159,354.84

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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.