Home / 156,983.87-235,179.51-92,750.35

Finding the Fourth Proportional to 156,983.87, 235,179.51 and 92,750.35

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Solution

The fourth proportional to 156,983.87, 235,179.51 and 92,750.35 is: 138,950.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,983.87 : 235,179.51 = 92,750.35 : x
  2. Step 2: Convert to fraction form
    156,983.87/235,179.51 = 92,750.35/x
  3. Step 3: Cross multiply
    156,983.87x = 235,179.51 × 92,750.35
  4. Step 4: Simplify right side
    156,983.87x = 21,812,981,865.33
  5. Step 5: Solve for x
    x = 21,812,981,865.33/156,983.87
  6. Step 6: Final answer
    x = 138,950.47

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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.