Home / 34,774.22-52,161.32-8,479.19

Finding the Fourth Proportional to 34,774.22, 52,161.32 and 8,479.19

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Solution

The fourth proportional to 34,774.22, 52,161.32 and 8,479.19 is: 12,718.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,774.22 : 52,161.32 = 8,479.19 : x
  2. Step 2: Convert to fraction form
    34,774.22/52,161.32 = 8,479.19/x
  3. Step 3: Cross multiply
    34,774.22x = 52,161.32 × 8,479.19
  4. Step 4: Simplify right side
    34,774.22x = 442,285,482.12
  5. Step 5: Solve for x
    x = 442,285,482.12/34,774.22
  6. Step 6: Final answer
    x = 12,718.78

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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.