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Finding the Fourth Proportional to 101,373.98, 152,084.06 and 53,964.08

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Solution

The fourth proportional to 101,373.98, 152,084.06 and 53,964.08 is: 80,958.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,373.98 : 152,084.06 = 53,964.08 : x
  2. Step 2: Convert to fraction form
    101,373.98/152,084.06 = 53,964.08/x
  3. Step 3: Cross multiply
    101,373.98x = 152,084.06 × 53,964.08
  4. Step 4: Simplify right side
    101,373.98x = 8,207,076,490.95
  5. Step 5: Solve for x
    x = 8,207,076,490.95/101,373.98
  6. Step 6: Final answer
    x = 80,958.42

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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.