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Finding the Fourth Proportional to 58,626, 87,952.92 and 19,183.08

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Solution

The fourth proportional to 58,626, 87,952.92 and 19,183.08 is: 28,779.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,626 : 87,952.92 = 19,183.08 : x
  2. Step 2: Convert to fraction form
    58,626/87,952.92 = 19,183.08/x
  3. Step 3: Cross multiply
    58,626x = 87,952.92 × 19,183.08
  4. Step 4: Simplify right side
    58,626x = 1,687,207,900.59
  5. Step 5: Solve for x
    x = 1,687,207,900.59/58,626
  6. Step 6: Final answer
    x = 28,779.17

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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.