Home / 51,385.48-70,906.26-29,029.48

Finding the Fourth Proportional to 51,385.48, 70,906.26 and 29,029.48

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Solution

The fourth proportional to 51,385.48, 70,906.26 and 29,029.48 is: 40,057.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,385.48 : 70,906.26 = 29,029.48 : x
  2. Step 2: Convert to fraction form
    51,385.48/70,906.26 = 29,029.48/x
  3. Step 3: Cross multiply
    51,385.48x = 70,906.26 × 29,029.48
  4. Step 4: Simplify right side
    51,385.48x = 2,058,371,856.54
  5. Step 5: Solve for x
    x = 2,058,371,856.54/51,385.48
  6. Step 6: Final answer
    x = 40,057.46

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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.