Home / 35,274.94-52,915.38-8,979.61

Finding the Fourth Proportional to 35,274.94, 52,915.38 and 8,979.61

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Solution

The fourth proportional to 35,274.94, 52,915.38 and 8,979.61 is: 13,470.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,274.94 : 52,915.38 = 8,979.61 : x
  2. Step 2: Convert to fraction form
    35,274.94/52,915.38 = 8,979.61/x
  3. Step 3: Cross multiply
    35,274.94x = 52,915.38 × 8,979.61
  4. Step 4: Simplify right side
    35,274.94x = 475,159,408.66
  5. Step 5: Solve for x
    x = 475,159,408.66/35,274.94
  6. Step 6: Final answer
    x = 13,470.17

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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.