Home / 173,789.37-260,663.40-47,439.90

Finding the Fourth Proportional to 173,789.37, 260,663.40 and 47,439.90

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Solution

The fourth proportional to 173,789.37, 260,663.40 and 47,439.90 is: 71,154.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,789.37 : 260,663.40 = 47,439.90 : x
  2. Step 2: Convert to fraction form
    173,789.37/260,663.40 = 47,439.90/x
  3. Step 3: Cross multiply
    173,789.37x = 260,663.40 × 47,439.90
  4. Step 4: Simplify right side
    173,789.37x = 12,365,845,629.66
  5. Step 5: Solve for x
    x = 12,365,845,629.66/173,789.37
  6. Step 6: Final answer
    x = 71,154.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.