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Finding the Fourth Proportional to 237,634.94, 356,508.30 and 69,158.90

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Solution

The fourth proportional to 237,634.94, 356,508.30 and 69,158.90 is: 103,754.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,634.94 : 356,508.30 = 69,158.90 : x
  2. Step 2: Convert to fraction form
    237,634.94/356,508.30 = 69,158.90/x
  3. Step 3: Cross multiply
    237,634.94x = 356,508.30 × 69,158.90
  4. Step 4: Simplify right side
    237,634.94x = 24,655,721,868.87
  5. Step 5: Solve for x
    x = 24,655,721,868.87/237,634.94
  6. Step 6: Final answer
    x = 103,754.62

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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.