Home / 27,827.85-41,741.91-8,106.51

Finding the Fourth Proportional to 27,827.85, 41,741.91 and 8,106.51

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Solution

The fourth proportional to 27,827.85, 41,741.91 and 8,106.51 is: 12,159.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,827.85 : 41,741.91 = 8,106.51 : x
  2. Step 2: Convert to fraction form
    27,827.85/41,741.91 = 8,106.51/x
  3. Step 3: Cross multiply
    27,827.85x = 41,741.91 × 8,106.51
  4. Step 4: Simplify right side
    27,827.85x = 338,381,210.83
  5. Step 5: Solve for x
    x = 338,381,210.83/27,827.85
  6. Step 6: Final answer
    x = 12,159.80

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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.