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Finding the Fourth Proportional to 58,014.99, 87,022.55 and 15,895.43

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Solution

The fourth proportional to 58,014.99, 87,022.55 and 15,895.43 is: 23,843.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,014.99 : 87,022.55 = 15,895.43 : x
  2. Step 2: Convert to fraction form
    58,014.99/87,022.55 = 15,895.43/x
  3. Step 3: Cross multiply
    58,014.99x = 87,022.55 × 15,895.43
  4. Step 4: Simplify right side
    58,014.99x = 1,383,260,782.91
  5. Step 5: Solve for x
    x = 1,383,260,782.91/58,014.99
  6. Step 6: Final answer
    x = 23,843.16

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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.