Home / 93,847.36-140,911.60-81,236.27

Finding the Fourth Proportional to 93,847.36, 140,911.60 and 81,236.27

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Solution

The fourth proportional to 93,847.36, 140,911.60 and 81,236.27 is: 121,976.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,847.36 : 140,911.60 = 81,236.27 : x
  2. Step 2: Convert to fraction form
    93,847.36/140,911.60 = 81,236.27/x
  3. Step 3: Cross multiply
    93,847.36x = 140,911.60 × 81,236.27
  4. Step 4: Simplify right side
    93,847.36x = 11,447,132,292.61
  5. Step 5: Solve for x
    x = 11,447,132,292.61/93,847.36
  6. Step 6: Final answer
    x = 121,976.07

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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.