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Finding the Fourth Proportional to 164,554.16, 246,644.63 and 75,623.89

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Solution

The fourth proportional to 164,554.16, 246,644.63 and 75,623.89 is: 113,350.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,554.16 : 246,644.63 = 75,623.89 : x
  2. Step 2: Convert to fraction form
    164,554.16/246,644.63 = 75,623.89/x
  3. Step 3: Cross multiply
    164,554.16x = 246,644.63 × 75,623.89
  4. Step 4: Simplify right side
    164,554.16x = 18,652,225,940.66
  5. Step 5: Solve for x
    x = 18,652,225,940.66/164,554.16
  6. Step 6: Final answer
    x = 113,350.07

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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.