Home / 93,896.12-140,923.20-87,984.92

Finding the Fourth Proportional to 93,896.12, 140,923.20 and 87,984.92

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Solution

The fourth proportional to 93,896.12, 140,923.20 and 87,984.92 is: 132,051.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,896.12 : 140,923.20 = 87,984.92 : x
  2. Step 2: Convert to fraction form
    93,896.12/140,923.20 = 87,984.92/x
  3. Step 3: Cross multiply
    93,896.12x = 140,923.20 × 87,984.92
  4. Step 4: Simplify right side
    93,896.12x = 12,399,116,478.14
  5. Step 5: Solve for x
    x = 12,399,116,478.14/93,896.12
  6. Step 6: Final answer
    x = 132,051.43

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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.