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Finding the Fourth Proportional to 70,799.66, 97,703.56 and 38,968.33

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Solution

The fourth proportional to 70,799.66, 97,703.56 and 38,968.33 is: 53,776.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,799.66 : 97,703.56 = 38,968.33 : x
  2. Step 2: Convert to fraction form
    70,799.66/97,703.56 = 38,968.33/x
  3. Step 3: Cross multiply
    70,799.66x = 97,703.56 × 38,968.33
  4. Step 4: Simplify right side
    70,799.66x = 3,807,344,373.41
  5. Step 5: Solve for x
    x = 3,807,344,373.41/70,799.66
  6. Step 6: Final answer
    x = 53,776.31

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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.