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Finding the Fourth Proportional to 32,582.50, 48,874.32 and 12,860.92

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Solution

The fourth proportional to 32,582.50, 48,874.32 and 12,860.92 is: 19,291.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,582.50 : 48,874.32 = 12,860.92 : x
  2. Step 2: Convert to fraction form
    32,582.50/48,874.32 = 12,860.92/x
  3. Step 3: Cross multiply
    32,582.50x = 48,874.32 × 12,860.92
  4. Step 4: Simplify right side
    32,582.50x = 628,568,719.57
  5. Step 5: Solve for x
    x = 628,568,719.57/32,582.50
  6. Step 6: Final answer
    x = 19,291.60

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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.