Home / 54,195.86-81,285.58-14,756.08

Finding the Fourth Proportional to 54,195.86, 81,285.58 and 14,756.08

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Solution

The fourth proportional to 54,195.86, 81,285.58 and 14,756.08 is: 22,131.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,195.86 : 81,285.58 = 14,756.08 : x
  2. Step 2: Convert to fraction form
    54,195.86/81,285.58 = 14,756.08/x
  3. Step 3: Cross multiply
    54,195.86x = 81,285.58 × 14,756.08
  4. Step 4: Simplify right side
    54,195.86x = 1,199,456,041.12
  5. Step 5: Solve for x
    x = 1,199,456,041.12/54,195.86
  6. Step 6: Final answer
    x = 22,131.88

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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.