Home / 93,838.36-140,766.70-27,279

Finding the Fourth Proportional to 93,838.36, 140,766.70 and 27,279

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Solution

The fourth proportional to 93,838.36, 140,766.70 and 27,279 is: 40,921.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,838.36 : 140,766.70 = 27,279 : x
  2. Step 2: Convert to fraction form
    93,838.36/140,766.70 = 27,279/x
  3. Step 3: Cross multiply
    93,838.36x = 140,766.70 × 27,279
  4. Step 4: Simplify right side
    93,838.36x = 3,839,974,809.30
  5. Step 5: Solve for x
    x = 3,839,974,809.30/93,838.36
  6. Step 6: Final answer
    x = 40,921.16

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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.