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Finding the Fourth Proportional to 70,676.76, 97,534.14 and 38,848.92

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Solution

The fourth proportional to 70,676.76, 97,534.14 and 38,848.92 is: 53,611.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,676.76 : 97,534.14 = 38,848.92 : x
  2. Step 2: Convert to fraction form
    70,676.76/97,534.14 = 38,848.92/x
  3. Step 3: Cross multiply
    70,676.76x = 97,534.14 × 38,848.92
  4. Step 4: Simplify right side
    70,676.76x = 3,789,096,002.13
  5. Step 5: Solve for x
    x = 3,789,096,002.13/70,676.76
  6. Step 6: Final answer
    x = 53,611.63

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