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Finding the Fourth Proportional to 97,372.96, 134,374.56 and 52,660.96

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Solution

The fourth proportional to 97,372.96, 134,374.56 and 52,660.96 is: 72,672.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,372.96 : 134,374.56 = 52,660.96 : x
  2. Step 2: Convert to fraction form
    97,372.96/134,374.56 = 52,660.96/x
  3. Step 3: Cross multiply
    97,372.96x = 134,374.56 × 52,660.96
  4. Step 4: Simplify right side
    97,372.96x = 7,076,293,329.18
  5. Step 5: Solve for x
    x = 7,076,293,329.18/97,372.96
  6. Step 6: Final answer
    x = 72,672.06

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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.