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Finding the Fourth Proportional to 32,650.97, 48,981.14 and 12,395.20

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Solution

The fourth proportional to 32,650.97, 48,981.14 and 12,395.20 is: 18,594.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,650.97 : 48,981.14 = 12,395.20 : x
  2. Step 2: Convert to fraction form
    32,650.97/48,981.14 = 12,395.20/x
  3. Step 3: Cross multiply
    32,650.97x = 48,981.14 × 12,395.20
  4. Step 4: Simplify right side
    32,650.97x = 607,130,964.55
  5. Step 5: Solve for x
    x = 607,130,964.55/32,650.97
  6. Step 6: Final answer
    x = 18,594.58

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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.