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Finding the Fourth Proportional to 69,249, 95,563.60 and 37,417.90

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Solution

The fourth proportional to 69,249, 95,563.60 and 37,417.90 is: 51,636.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,249 : 95,563.60 = 37,417.90 : x
  2. Step 2: Convert to fraction form
    69,249/95,563.60 = 37,417.90/x
  3. Step 3: Cross multiply
    69,249x = 95,563.60 × 37,417.90
  4. Step 4: Simplify right side
    69,249x = 3,575,789,228.44
  5. Step 5: Solve for x
    x = 3,575,789,228.44/69,249
  6. Step 6: Final answer
    x = 51,636.69

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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.