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Finding the Fourth Proportional to 15,899.98, 23,841.77 and 8,407.58

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Solution

The fourth proportional to 15,899.98, 23,841.77 and 8,407.58 is: 12,607.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,899.98 : 23,841.77 = 8,407.58 : x
  2. Step 2: Convert to fraction form
    15,899.98/23,841.77 = 8,407.58/x
  3. Step 3: Cross multiply
    15,899.98x = 23,841.77 × 8,407.58
  4. Step 4: Simplify right side
    15,899.98x = 200,451,606.18
  5. Step 5: Solve for x
    x = 200,451,606.18/15,899.98
  6. Step 6: Final answer
    x = 12,607.04

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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.