Home / 56,004.99-84,002.78-18,552.81

Finding the Fourth Proportional to 56,004.99, 84,002.78 and 18,552.81

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Solution

The fourth proportional to 56,004.99, 84,002.78 and 18,552.81 is: 27,827.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,004.99 : 84,002.78 = 18,552.81 : x
  2. Step 2: Convert to fraction form
    56,004.99/84,002.78 = 18,552.81/x
  3. Step 3: Cross multiply
    56,004.99x = 84,002.78 × 18,552.81
  4. Step 4: Simplify right side
    56,004.99x = 1,558,487,524.05
  5. Step 5: Solve for x
    x = 1,558,487,524.05/56,004.99
  6. Step 6: Final answer
    x = 27,827.65

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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.