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Finding the Fourth Proportional to 64,087.54, 96,122.84 and 16,706.08

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Solution

The fourth proportional to 64,087.54, 96,122.84 and 16,706.08 is: 25,056.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,087.54 : 96,122.84 = 16,706.08 : x
  2. Step 2: Convert to fraction form
    64,087.54/96,122.84 = 16,706.08/x
  3. Step 3: Cross multiply
    64,087.54x = 96,122.84 × 16,706.08
  4. Step 4: Simplify right side
    64,087.54x = 1,605,835,891.49
  5. Step 5: Solve for x
    x = 1,605,835,891.49/64,087.54
  6. Step 6: Final answer
    x = 25,056.91

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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.