Home / 54,516.88-81,775.32-14,536.00

Finding the Fourth Proportional to 54,516.88, 81,775.32 and 14,536.00

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Solution

The fourth proportional to 54,516.88, 81,775.32 and 14,536.00 is: 21,803.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,516.88 : 81,775.32 = 14,536.00 : x
  2. Step 2: Convert to fraction form
    54,516.88/81,775.32 = 14,536.00/x
  3. Step 3: Cross multiply
    54,516.88x = 81,775.32 × 14,536.00
  4. Step 4: Simplify right side
    54,516.88x = 1,188,685,569.96
  5. Step 5: Solve for x
    x = 1,188,685,569.96/54,516.88
  6. Step 6: Final answer
    x = 21,803.99

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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.