Home / 93,998.40-140,997.60-58,516.80

Finding the Fourth Proportional to 93,998.40, 140,997.60 and 58,516.80

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Solution

The fourth proportional to 93,998.40, 140,997.60 and 58,516.80 is: 87,775.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,998.40 : 140,997.60 = 58,516.80 : x
  2. Step 2: Convert to fraction form
    93,998.40/140,997.60 = 58,516.80/x
  3. Step 3: Cross multiply
    93,998.40x = 140,997.60 × 58,516.80
  4. Step 4: Simplify right side
    93,998.40x = 8,250,728,359.68
  5. Step 5: Solve for x
    x = 8,250,728,359.68/93,998.40
  6. Step 6: Final answer
    x = 87,775.20

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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.