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Finding the Fourth Proportional to 159,263.40, 238,936.45 and 59,424.36

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Solution

The fourth proportional to 159,263.40, 238,936.45 and 59,424.36 is: 89,151.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,263.40 : 238,936.45 = 59,424.36 : x
  2. Step 2: Convert to fraction form
    159,263.40/238,936.45 = 59,424.36/x
  3. Step 3: Cross multiply
    159,263.40x = 238,936.45 × 59,424.36
  4. Step 4: Simplify right side
    159,263.40x = 14,198,645,621.92
  5. Step 5: Solve for x
    x = 14,198,645,621.92/159,263.40
  6. Step 6: Final answer
    x = 89,151.97

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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.