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Finding the Fourth Proportional to 40,100.60, 60,150.21 and 13,804.76

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Solution

The fourth proportional to 40,100.60, 60,150.21 and 13,804.76 is: 20,706.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,100.60 : 60,150.21 = 13,804.76 : x
  2. Step 2: Convert to fraction form
    40,100.60/60,150.21 = 13,804.76/x
  3. Step 3: Cross multiply
    40,100.60x = 60,150.21 × 13,804.76
  4. Step 4: Simplify right side
    40,100.60x = 830,359,213.00
  5. Step 5: Solve for x
    x = 830,359,213.00/40,100.60
  6. Step 6: Final answer
    x = 20,706.90

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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.