Home / 54,424.20-81,558.42-31,002.24

Finding the Fourth Proportional to 54,424.20, 81,558.42 and 31,002.24

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Solution

The fourth proportional to 54,424.20, 81,558.42 and 31,002.24 is: 46,459.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,424.20 : 81,558.42 = 31,002.24 : x
  2. Step 2: Convert to fraction form
    54,424.20/81,558.42 = 31,002.24/x
  3. Step 3: Cross multiply
    54,424.20x = 81,558.42 × 31,002.24
  4. Step 4: Simplify right side
    54,424.20x = 2,528,493,710.86
  5. Step 5: Solve for x
    x = 2,528,493,710.86/54,424.20
  6. Step 6: Final answer
    x = 46,459.00

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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.