Home / 156,795.88-235,230.30-51,615.76

Finding the Fourth Proportional to 156,795.88, 235,230.30 and 51,615.76

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Solution

The fourth proportional to 156,795.88, 235,230.30 and 51,615.76 is: 77,435.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,795.88 : 235,230.30 = 51,615.76 : x
  2. Step 2: Convert to fraction form
    156,795.88/235,230.30 = 51,615.76/x
  3. Step 3: Cross multiply
    156,795.88x = 235,230.30 × 51,615.76
  4. Step 4: Simplify right side
    156,795.88x = 12,141,590,709.53
  5. Step 5: Solve for x
    x = 12,141,590,709.53/156,795.88
  6. Step 6: Final answer
    x = 77,435.65

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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.