Home / 106,058.34-146,363.40-57,663.54

Finding the Fourth Proportional to 106,058.34, 146,363.40 and 57,663.54

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Solution

The fourth proportional to 106,058.34, 146,363.40 and 57,663.54 is: 79,577.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,058.34 : 146,363.40 = 57,663.54 : x
  2. Step 2: Convert to fraction form
    106,058.34/146,363.40 = 57,663.54/x
  3. Step 3: Cross multiply
    106,058.34x = 146,363.40 × 57,663.54
  4. Step 4: Simplify right side
    106,058.34x = 8,439,831,770.44
  5. Step 5: Solve for x
    x = 8,439,831,770.44/106,058.34
  6. Step 6: Final answer
    x = 79,577.26

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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.