Home / 93,699.43-140,563.05-27,131.25

Finding the Fourth Proportional to 93,699.43, 140,563.05 and 27,131.25

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Solution

The fourth proportional to 93,699.43, 140,563.05 and 27,131.25 is: 40,700.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,699.43 : 140,563.05 = 27,131.25 : x
  2. Step 2: Convert to fraction form
    93,699.43/140,563.05 = 27,131.25/x
  3. Step 3: Cross multiply
    93,699.43x = 140,563.05 × 27,131.25
  4. Step 4: Simplify right side
    93,699.43x = 3,813,651,675.68
  5. Step 5: Solve for x
    x = 3,813,651,675.68/93,699.43
  6. Step 6: Final answer
    x = 40,700.90

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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.