Home / 34,979.58-52,449.93-14,178.78

Finding the Fourth Proportional to 34,979.58, 52,449.93 and 14,178.78

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Solution

The fourth proportional to 34,979.58, 52,449.93 and 14,178.78 is: 21,260.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,979.58 : 52,449.93 = 14,178.78 : x
  2. Step 2: Convert to fraction form
    34,979.58/52,449.93 = 14,178.78/x
  3. Step 3: Cross multiply
    34,979.58x = 52,449.93 × 14,178.78
  4. Step 4: Simplify right side
    34,979.58x = 743,676,018.49
  5. Step 5: Solve for x
    x = 743,676,018.49/34,979.58
  6. Step 6: Final answer
    x = 21,260.29

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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.