Home / 156,750.44-235,125.30-56,910.56

Finding the Fourth Proportional to 156,750.44, 235,125.30 and 56,910.56

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Solution

The fourth proportional to 156,750.44, 235,125.30 and 56,910.56 is: 85,365.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,750.44 : 235,125.30 = 56,910.56 : x
  2. Step 2: Convert to fraction form
    156,750.44/235,125.30 = 56,910.56/x
  3. Step 3: Cross multiply
    156,750.44x = 235,125.30 × 56,910.56
  4. Step 4: Simplify right side
    156,750.44x = 13,381,112,493.17
  5. Step 5: Solve for x
    x = 13,381,112,493.17/156,750.44
  6. Step 6: Final answer
    x = 85,365.71

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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.