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Finding the Fourth Proportional to 58,551.75, 87,830.06 and 16,998.75

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Solution

The fourth proportional to 58,551.75, 87,830.06 and 16,998.75 is: 25,498.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,551.75 : 87,830.06 = 16,998.75 : x
  2. Step 2: Convert to fraction form
    58,551.75/87,830.06 = 16,998.75/x
  3. Step 3: Cross multiply
    58,551.75x = 87,830.06 × 16,998.75
  4. Step 4: Simplify right side
    58,551.75x = 1,493,001,147.43
  5. Step 5: Solve for x
    x = 1,493,001,147.43/58,551.75
  6. Step 6: Final answer
    x = 25,498.83

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1.5x scale

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.