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Finding the Fourth Proportional to 66,816.59, 92,202.03 and 36,597.02

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Solution

The fourth proportional to 66,816.59, 92,202.03 and 36,597.02 is: 50,501.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,816.59 : 92,202.03 = 36,597.02 : x
  2. Step 2: Convert to fraction form
    66,816.59/92,202.03 = 36,597.02/x
  3. Step 3: Cross multiply
    66,816.59x = 92,202.03 × 36,597.02
  4. Step 4: Simplify right side
    66,816.59x = 3,374,319,074.94
  5. Step 5: Solve for x
    x = 3,374,319,074.94/66,816.59
  6. Step 6: Final answer
    x = 50,501.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.