Home / 34,920.77-52,379.78-8,624.84

Finding the Fourth Proportional to 34,920.77, 52,379.78 and 8,624.84

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Solution

The fourth proportional to 34,920.77, 52,379.78 and 8,624.84 is: 12,936.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,920.77 : 52,379.78 = 8,624.84 : x
  2. Step 2: Convert to fraction form
    34,920.77/52,379.78 = 8,624.84/x
  3. Step 3: Cross multiply
    34,920.77x = 52,379.78 × 8,624.84
  4. Step 4: Simplify right side
    34,920.77x = 451,766,916.71
  5. Step 5: Solve for x
    x = 451,766,916.71/34,920.77
  6. Step 6: Final answer
    x = 12,936.91

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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.