Home / 93,789.24-140,351.34-82,717.50

Finding the Fourth Proportional to 93,789.24, 140,351.34 and 82,717.50

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Solution

The fourth proportional to 93,789.24, 140,351.34 and 82,717.50 is: 123,782.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,789.24 : 140,351.34 = 82,717.50 : x
  2. Step 2: Convert to fraction form
    93,789.24/140,351.34 = 82,717.50/x
  3. Step 3: Cross multiply
    93,789.24x = 140,351.34 × 82,717.50
  4. Step 4: Simplify right side
    93,789.24x = 11,609,511,966.45
  5. Step 5: Solve for x
    x = 11,609,511,966.45/93,789.24
  6. Step 6: Final answer
    x = 123,782.98

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1.5x scale

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.