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Finding the Fourth Proportional to 58,394.44, 87,588.42 and 51,895

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Solution

The fourth proportional to 58,394.44, 87,588.42 and 51,895 is: 77,839.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,394.44 : 87,588.42 = 51,895 : x
  2. Step 2: Convert to fraction form
    58,394.44/87,588.42 = 51,895/x
  3. Step 3: Cross multiply
    58,394.44x = 87,588.42 × 51,895
  4. Step 4: Simplify right side
    58,394.44x = 4,545,401,055.90
  5. Step 5: Solve for x
    x = 4,545,401,055.90/58,394.44
  6. Step 6: Final answer
    x = 77,839.62

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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.