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Finding the Fourth Proportional to 54,608.50, 81,922.29 and 26,547.88

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Solution

The fourth proportional to 54,608.50, 81,922.29 and 26,547.88 is: 39,826.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,608.50 : 81,922.29 = 26,547.88 : x
  2. Step 2: Convert to fraction form
    54,608.50/81,922.29 = 26,547.88/x
  3. Step 3: Cross multiply
    54,608.50x = 81,922.29 × 26,547.88
  4. Step 4: Simplify right side
    54,608.50x = 2,174,863,124.25
  5. Step 5: Solve for x
    x = 2,174,863,124.25/54,608.50
  6. Step 6: Final answer
    x = 39,826.46

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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.