Home / 348,936.84-523,560.80-127,269

Finding the Fourth Proportional to 348,936.84, 523,560.80 and 127,269

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Solution

The fourth proportional to 348,936.84, 523,560.80 and 127,269 is: 190,960.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,936.84 : 523,560.80 = 127,269 : x
  2. Step 2: Convert to fraction form
    348,936.84/523,560.80 = 127,269/x
  3. Step 3: Cross multiply
    348,936.84x = 523,560.80 × 127,269
  4. Step 4: Simplify right side
    348,936.84x = 66,633,059,455.20
  5. Step 5: Solve for x
    x = 66,633,059,455.20/348,936.84
  6. Step 6: Final answer
    x = 190,960.23

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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.