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Finding the Fourth Proportional to 63,433, 87,653.01 and 60,358.44

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Solution

The fourth proportional to 63,433, 87,653.01 and 60,358.44 is: 83,404.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,433 : 87,653.01 = 60,358.44 : x
  2. Step 2: Convert to fraction form
    63,433/87,653.01 = 60,358.44/x
  3. Step 3: Cross multiply
    63,433x = 87,653.01 × 60,358.44
  4. Step 4: Simplify right side
    63,433x = 5,290,598,944.90
  5. Step 5: Solve for x
    x = 5,290,598,944.90/63,433
  6. Step 6: Final answer
    x = 83,404.52

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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.