Home / 54,384.66-81,606.15-50,418.90

Finding the Fourth Proportional to 54,384.66, 81,606.15 and 50,418.90

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Solution

The fourth proportional to 54,384.66, 81,606.15 and 50,418.90 is: 75,655.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,384.66 : 81,606.15 = 50,418.90 : x
  2. Step 2: Convert to fraction form
    54,384.66/81,606.15 = 50,418.90/x
  3. Step 3: Cross multiply
    54,384.66x = 81,606.15 × 50,418.90
  4. Step 4: Simplify right side
    54,384.66x = 4,114,492,316.24
  5. Step 5: Solve for x
    x = 4,114,492,316.24/54,384.66
  6. Step 6: Final answer
    x = 75,655.38

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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.