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Finding the Fourth Proportional to 8,465.58, 12,701.96 and 4,565.44

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Solution

The fourth proportional to 8,465.58, 12,701.96 and 4,565.44 is: 6,850.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,465.58 : 12,701.96 = 4,565.44 : x
  2. Step 2: Convert to fraction form
    8,465.58/12,701.96 = 4,565.44/x
  3. Step 3: Cross multiply
    8,465.58x = 12,701.96 × 4,565.44
  4. Step 4: Simplify right side
    8,465.58x = 57,990,036.26
  5. Step 5: Solve for x
    x = 57,990,036.26/8,465.58
  6. Step 6: Final answer
    x = 6,850.10

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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.