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Finding the Fourth Proportional to 32,940.60, 49,443.30 and 16,319.40

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Solution

The fourth proportional to 32,940.60, 49,443.30 and 16,319.40 is: 24,495.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,940.60 : 49,443.30 = 16,319.40 : x
  2. Step 2: Convert to fraction form
    32,940.60/49,443.30 = 16,319.40/x
  3. Step 3: Cross multiply
    32,940.60x = 49,443.30 × 16,319.40
  4. Step 4: Simplify right side
    32,940.60x = 806,884,990.02
  5. Step 5: Solve for x
    x = 806,884,990.02/32,940.60
  6. Step 6: Final answer
    x = 24,495.15

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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.