Home / 56,144.91-84,230.64-18,194.12

Finding the Fourth Proportional to 56,144.91, 84,230.64 and 18,194.12

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Solution

The fourth proportional to 56,144.91, 84,230.64 and 18,194.12 is: 27,295.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,144.91 : 84,230.64 = 18,194.12 : x
  2. Step 2: Convert to fraction form
    56,144.91/84,230.64 = 18,194.12/x
  3. Step 3: Cross multiply
    56,144.91x = 84,230.64 × 18,194.12
  4. Step 4: Simplify right side
    56,144.91x = 1,532,501,950.68
  5. Step 5: Solve for x
    x = 1,532,501,950.68/56,144.91
  6. Step 6: Final answer
    x = 27,295.47

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1.5x scale

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.