Home / 156,959.93-235,434.61-68,213.44

Finding the Fourth Proportional to 156,959.93, 235,434.61 and 68,213.44

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Solution

The fourth proportional to 156,959.93, 235,434.61 and 68,213.44 is: 102,317.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,959.93 : 235,434.61 = 68,213.44 : x
  2. Step 2: Convert to fraction form
    156,959.93/235,434.61 = 68,213.44/x
  3. Step 3: Cross multiply
    156,959.93x = 235,434.61 × 68,213.44
  4. Step 4: Simplify right side
    156,959.93x = 16,059,805,118.64
  5. Step 5: Solve for x
    x = 16,059,805,118.64/156,959.93
  6. Step 6: Final answer
    x = 102,317.87

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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.