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Finding the Fourth Proportional to 58,135.59, 87,212.21 and 24,855.75

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Solution

The fourth proportional to 58,135.59, 87,212.21 and 24,855.75 is: 37,287.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,135.59 : 87,212.21 = 24,855.75 : x
  2. Step 2: Convert to fraction form
    58,135.59/87,212.21 = 24,855.75/x
  3. Step 3: Cross multiply
    58,135.59x = 87,212.21 × 24,855.75
  4. Step 4: Simplify right side
    58,135.59x = 2,167,724,764.43
  5. Step 5: Solve for x
    x = 2,167,724,764.43/58,135.59
  6. Step 6: Final answer
    x = 37,287.40

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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.