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Finding the Fourth Proportional to 58,252.86, 87,380.25 and 16,699.86

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Solution

The fourth proportional to 58,252.86, 87,380.25 and 16,699.86 is: 25,050.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,252.86 : 87,380.25 = 16,699.86 : x
  2. Step 2: Convert to fraction form
    58,252.86/87,380.25 = 16,699.86/x
  3. Step 3: Cross multiply
    58,252.86x = 87,380.25 × 16,699.86
  4. Step 4: Simplify right side
    58,252.86x = 1,459,237,941.77
  5. Step 5: Solve for x
    x = 1,459,237,941.77/58,252.86
  6. Step 6: Final answer
    x = 25,050.07

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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.