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Finding the Fourth Proportional to 158,706.87, 238,153.41 and 58,936.34

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Solution

The fourth proportional to 158,706.87, 238,153.41 and 58,936.34 is: 88,439.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,706.87 : 238,153.41 = 58,936.34 : x
  2. Step 2: Convert to fraction form
    158,706.87/238,153.41 = 58,936.34/x
  3. Step 3: Cross multiply
    158,706.87x = 238,153.41 × 58,936.34
  4. Step 4: Simplify right side
    158,706.87x = 14,035,889,153.15
  5. Step 5: Solve for x
    x = 14,035,889,153.15/158,706.87
  6. Step 6: Final answer
    x = 88,439.08

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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.