Home / 156,958.60-235,294.26-68,180.17

Finding the Fourth Proportional to 156,958.60, 235,294.26 and 68,180.17

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Solution

The fourth proportional to 156,958.60, 235,294.26 and 68,180.17 is: 102,207.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,958.60 : 235,294.26 = 68,180.17 : x
  2. Step 2: Convert to fraction form
    156,958.60/235,294.26 = 68,180.17/x
  3. Step 3: Cross multiply
    156,958.60x = 235,294.26 × 68,180.17
  4. Step 4: Simplify right side
    156,958.60x = 16,042,402,646.82
  5. Step 5: Solve for x
    x = 16,042,402,646.82/156,958.60
  6. Step 6: Final answer
    x = 102,207.86

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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.