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Finding the Fourth Proportional to 97,677.50, 134,795.02 and 52,965.50

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Solution

The fourth proportional to 97,677.50, 134,795.02 and 52,965.50 is: 73,092.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,677.50 : 134,795.02 = 52,965.50 : x
  2. Step 2: Convert to fraction form
    97,677.50/134,795.02 = 52,965.50/x
  3. Step 3: Cross multiply
    97,677.50x = 134,795.02 × 52,965.50
  4. Step 4: Simplify right side
    97,677.50x = 7,139,485,631.81
  5. Step 5: Solve for x
    x = 7,139,485,631.81/97,677.50
  6. Step 6: Final answer
    x = 73,092.43

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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.