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Finding the Fourth Proportional to 61,365, 92,048.62 and 19,244.14

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Solution

The fourth proportional to 61,365, 92,048.62 and 19,244.14 is: 28,866.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,365 : 92,048.62 = 19,244.14 : x
  2. Step 2: Convert to fraction form
    61,365/92,048.62 = 19,244.14/x
  3. Step 3: Cross multiply
    61,365x = 92,048.62 × 19,244.14
  4. Step 4: Simplify right side
    61,365x = 1,771,396,530.09
  5. Step 5: Solve for x
    x = 1,771,396,530.09/61,365
  6. Step 6: Final answer
    x = 28,866.56

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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.