Home / 54,199.86-81,291.57-14,760.08

Finding the Fourth Proportional to 54,199.86, 81,291.57 and 14,760.08

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Solution

The fourth proportional to 54,199.86, 81,291.57 and 14,760.08 is: 22,137.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,199.86 : 81,291.57 = 14,760.08 : x
  2. Step 2: Convert to fraction form
    54,199.86/81,291.57 = 14,760.08/x
  3. Step 3: Cross multiply
    54,199.86x = 81,291.57 × 14,760.08
  4. Step 4: Simplify right side
    54,199.86x = 1,199,869,670.07
  5. Step 5: Solve for x
    x = 1,199,869,670.07/54,199.86
  6. Step 6: Final answer
    x = 22,137.87

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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.