Home / 156,741.21-235,111.86-110,201.85

Finding the Fourth Proportional to 156,741.21, 235,111.86 and 110,201.85

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Solution

The fourth proportional to 156,741.21, 235,111.86 and 110,201.85 is: 165,302.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,741.21 : 235,111.86 = 110,201.85 : x
  2. Step 2: Convert to fraction form
    156,741.21/235,111.86 = 110,201.85/x
  3. Step 3: Cross multiply
    156,741.21x = 235,111.86 × 110,201.85
  4. Step 4: Simplify right side
    156,741.21x = 25,909,761,928.94
  5. Step 5: Solve for x
    x = 25,909,761,928.94/156,741.21
  6. Step 6: Final answer
    x = 165,302.81

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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.