Home / 156,505.37-234,758.05-38,175.91

Finding the Fourth Proportional to 156,505.37, 234,758.05 and 38,175.91

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Solution

The fourth proportional to 156,505.37, 234,758.05 and 38,175.91 is: 57,263.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,505.37 : 234,758.05 = 38,175.91 : x
  2. Step 2: Convert to fraction form
    156,505.37/234,758.05 = 38,175.91/x
  3. Step 3: Cross multiply
    156,505.37x = 234,758.05 × 38,175.91
  4. Step 4: Simplify right side
    156,505.37x = 8,962,101,506.24
  5. Step 5: Solve for x
    x = 8,962,101,506.24/156,505.37
  6. Step 6: Final answer
    x = 57,263.86

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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.