Home / 93,775.20-140,640.72-27,197.76

Finding the Fourth Proportional to 93,775.20, 140,640.72 and 27,197.76

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Solution

The fourth proportional to 93,775.20, 140,640.72 and 27,197.76 is: 40,790.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,775.20 : 140,640.72 = 27,197.76 : x
  2. Step 2: Convert to fraction form
    93,775.20/140,640.72 = 27,197.76/x
  3. Step 3: Cross multiply
    93,775.20x = 140,640.72 × 27,197.76
  4. Step 4: Simplify right side
    93,775.20x = 3,825,112,548.79
  5. Step 5: Solve for x
    x = 3,825,112,548.79/93,775.20
  6. Step 6: Final answer
    x = 40,790.24

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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.