Home / 93,426.55-140,139.82-30,299.48

Finding the Fourth Proportional to 93,426.55, 140,139.82 and 30,299.48

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Solution

The fourth proportional to 93,426.55, 140,139.82 and 30,299.48 is: 45,449.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,426.55 : 140,139.82 = 30,299.48 : x
  2. Step 2: Convert to fraction form
    93,426.55/140,139.82 = 30,299.48/x
  3. Step 3: Cross multiply
    93,426.55x = 140,139.82 × 30,299.48
  4. Step 4: Simplify right side
    93,426.55x = 4,246,162,972.59
  5. Step 5: Solve for x
    x = 4,246,162,972.59/93,426.55
  6. Step 6: Final answer
    x = 45,449.21

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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.