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Finding the Fourth Proportional to 32,179.60, 48,247.80 and 14,640.40

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Solution

The fourth proportional to 32,179.60, 48,247.80 and 14,640.40 is: 21,950.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,179.60 : 48,247.80 = 14,640.40 : x
  2. Step 2: Convert to fraction form
    32,179.60/48,247.80 = 14,640.40/x
  3. Step 3: Cross multiply
    32,179.60x = 48,247.80 × 14,640.40
  4. Step 4: Simplify right side
    32,179.60x = 706,367,091.12
  5. Step 5: Solve for x
    x = 706,367,091.12/32,179.60
  6. Step 6: Final answer
    x = 21,950.77

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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.