Home / 54,152.77-81,230.27-16,712.86

Finding the Fourth Proportional to 54,152.77, 81,230.27 and 16,712.86

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Solution

The fourth proportional to 54,152.77, 81,230.27 and 16,712.86 is: 25,069.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,152.77 : 81,230.27 = 16,712.86 : x
  2. Step 2: Convert to fraction form
    54,152.77/81,230.27 = 16,712.86/x
  3. Step 3: Cross multiply
    54,152.77x = 81,230.27 × 16,712.86
  4. Step 4: Simplify right side
    54,152.77x = 1,357,590,372.21
  5. Step 5: Solve for x
    x = 1,357,590,372.21/54,152.77
  6. Step 6: Final answer
    x = 25,069.64

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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.