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Finding the Fourth Proportional to 32,504.13, 48,756.20 and 7,880.13

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Solution

The fourth proportional to 32,504.13, 48,756.20 and 7,880.13 is: 11,820.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,504.13 : 48,756.20 = 7,880.13 : x
  2. Step 2: Convert to fraction form
    32,504.13/48,756.20 = 7,880.13/x
  3. Step 3: Cross multiply
    32,504.13x = 48,756.20 × 7,880.13
  4. Step 4: Simplify right side
    32,504.13x = 384,205,194.31
  5. Step 5: Solve for x
    x = 384,205,194.31/32,504.13
  6. Step 6: Final answer
    x = 11,820.20

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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.