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Finding the Fourth Proportional to 61,683.96, 92,554.62 and 19,570.68

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Solution

The fourth proportional to 61,683.96, 92,554.62 and 19,570.68 is: 29,365.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,683.96 : 92,554.62 = 19,570.68 : x
  2. Step 2: Convert to fraction form
    61,683.96/92,554.62 = 19,570.68/x
  3. Step 3: Cross multiply
    61,683.96x = 92,554.62 × 19,570.68
  4. Step 4: Simplify right side
    61,683.96x = 1,811,356,850.54
  5. Step 5: Solve for x
    x = 1,811,356,850.54/61,683.96
  6. Step 6: Final answer
    x = 29,365.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.