Home / 54,100.86-81,148.24-14,655.07

Finding the Fourth Proportional to 54,100.86, 81,148.24 and 14,655.07

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Solution

The fourth proportional to 54,100.86, 81,148.24 and 14,655.07 is: 21,981.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,100.86 : 81,148.24 = 14,655.07 : x
  2. Step 2: Convert to fraction form
    54,100.86/81,148.24 = 14,655.07/x
  3. Step 3: Cross multiply
    54,100.86x = 81,148.24 × 14,655.07
  4. Step 4: Simplify right side
    54,100.86x = 1,189,233,137.58
  5. Step 5: Solve for x
    x = 1,189,233,137.58/54,100.86
  6. Step 6: Final answer
    x = 21,981.78

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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.