Home / 156,175.74-234,359.94-61,389.27

Finding the Fourth Proportional to 156,175.74, 234,359.94 and 61,389.27

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Solution

The fourth proportional to 156,175.74, 234,359.94 and 61,389.27 is: 92,121.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,175.74 : 234,359.94 = 61,389.27 : x
  2. Step 2: Convert to fraction form
    156,175.74/234,359.94 = 61,389.27/x
  3. Step 3: Cross multiply
    156,175.74x = 234,359.94 × 61,389.27
  4. Step 4: Simplify right side
    156,175.74x = 14,387,185,633.84
  5. Step 5: Solve for x
    x = 14,387,185,633.84/156,175.74
  6. Step 6: Final answer
    x = 92,121.77

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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.