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Finding the Fourth Proportional to 54,014.58, 81,038.10 and 25,573.22

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Solution

The fourth proportional to 54,014.58, 81,038.10 and 25,573.22 is: 38,367.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,014.58 : 81,038.10 = 25,573.22 : x
  2. Step 2: Convert to fraction form
    54,014.58/81,038.10 = 25,573.22/x
  3. Step 3: Cross multiply
    54,014.58x = 81,038.10 × 25,573.22
  4. Step 4: Simplify right side
    54,014.58x = 2,072,404,938.51
  5. Step 5: Solve for x
    x = 2,072,404,938.51/54,014.58
  6. Step 6: Final answer
    x = 38,367.51

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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.