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Finding the Fourth Proportional to 69,387.63, 104,049 and 25,008.54

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Solution

The fourth proportional to 69,387.63, 104,049 and 25,008.54 is: 37,501.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,387.63 : 104,049 = 25,008.54 : x
  2. Step 2: Convert to fraction form
    69,387.63/104,049 = 25,008.54/x
  3. Step 3: Cross multiply
    69,387.63x = 104,049 × 25,008.54
  4. Step 4: Simplify right side
    69,387.63x = 2,602,113,578.46
  5. Step 5: Solve for x
    x = 2,602,113,578.46/69,387.63
  6. Step 6: Final answer
    x = 37,501.12

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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.