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Finding the Fourth Proportional to 237,896.76, 356,810.28 and 69,371.82

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Solution

The fourth proportional to 237,896.76, 356,810.28 and 69,371.82 is: 104,047.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,896.76 : 356,810.28 = 69,371.82 : x
  2. Step 2: Convert to fraction form
    237,896.76/356,810.28 = 69,371.82/x
  3. Step 3: Cross multiply
    237,896.76x = 356,810.28 × 69,371.82
  4. Step 4: Simplify right side
    237,896.76x = 24,752,578,518.31
  5. Step 5: Solve for x
    x = 24,752,578,518.31/237,896.76
  6. Step 6: Final answer
    x = 104,047.56

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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.