Home / 51,632.78-77,435.09-14,183.95

Finding the Fourth Proportional to 51,632.78, 77,435.09 and 14,183.95

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Solution

The fourth proportional to 51,632.78, 77,435.09 and 14,183.95 is: 21,272.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,632.78 : 77,435.09 = 14,183.95 : x
  2. Step 2: Convert to fraction form
    51,632.78/77,435.09 = 14,183.95/x
  3. Step 3: Cross multiply
    51,632.78x = 77,435.09 × 14,183.95
  4. Step 4: Simplify right side
    51,632.78x = 1,098,335,444.81
  5. Step 5: Solve for x
    x = 1,098,335,444.81/51,632.78
  6. Step 6: Final answer
    x = 21,272.06

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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.