Home / 27,981.03-41,966.08-8,254.29

Finding the Fourth Proportional to 27,981.03, 41,966.08 and 8,254.29

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Solution

The fourth proportional to 27,981.03, 41,966.08 and 8,254.29 is: 12,379.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,981.03 : 41,966.08 = 8,254.29 : x
  2. Step 2: Convert to fraction form
    27,981.03/41,966.08 = 8,254.29/x
  3. Step 3: Cross multiply
    27,981.03x = 41,966.08 × 8,254.29
  4. Step 4: Simplify right side
    27,981.03x = 346,400,153.21
  5. Step 5: Solve for x
    x = 346,400,153.21/27,981.03
  6. Step 6: Final answer
    x = 12,379.82

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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.