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Finding the Fourth Proportional to 68,053.72, 102,093.95 and 23,681.92

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Solution

The fourth proportional to 68,053.72, 102,093.95 and 23,681.92 is: 35,527.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,053.72 : 102,093.95 = 23,681.92 : x
  2. Step 2: Convert to fraction form
    68,053.72/102,093.95 = 23,681.92/x
  3. Step 3: Cross multiply
    68,053.72x = 102,093.95 × 23,681.92
  4. Step 4: Simplify right side
    68,053.72x = 2,417,780,756.38
  5. Step 5: Solve for x
    x = 2,417,780,756.38/68,053.72
  6. Step 6: Final answer
    x = 35,527.53

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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.