Home / 93,682.20-140,523.30-83,840.70

Finding the Fourth Proportional to 93,682.20, 140,523.30 and 83,840.70

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Solution

The fourth proportional to 93,682.20, 140,523.30 and 83,840.70 is: 125,761.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,682.20 : 140,523.30 = 83,840.70 : x
  2. Step 2: Convert to fraction form
    93,682.20/140,523.30 = 83,840.70/x
  3. Step 3: Cross multiply
    93,682.20x = 140,523.30 × 83,840.70
  4. Step 4: Simplify right side
    93,682.20x = 11,781,571,838.31
  5. Step 5: Solve for x
    x = 11,781,571,838.31/93,682.20
  6. Step 6: Final answer
    x = 125,761.05

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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.