Home / 125,961.56-173,826.06-69,372.60

Finding the Fourth Proportional to 125,961.56, 173,826.06 and 69,372.60

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Solution

The fourth proportional to 125,961.56, 173,826.06 and 69,372.60 is: 95,733.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,961.56 : 173,826.06 = 69,372.60 : x
  2. Step 2: Convert to fraction form
    125,961.56/173,826.06 = 69,372.60/x
  3. Step 3: Cross multiply
    125,961.56x = 173,826.06 × 69,372.60
  4. Step 4: Simplify right side
    125,961.56x = 12,058,765,729.96
  5. Step 5: Solve for x
    x = 12,058,765,729.96/125,961.56
  6. Step 6: Final answer
    x = 95,733.70

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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.