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Finding the Fourth Proportional to 41,261.40, 56,811.24 and 36,411.12

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Solution

The fourth proportional to 41,261.40, 56,811.24 and 36,411.12 is: 50,133.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,261.40 : 56,811.24 = 36,411.12 : x
  2. Step 2: Convert to fraction form
    41,261.40/56,811.24 = 36,411.12/x
  3. Step 3: Cross multiply
    41,261.40x = 56,811.24 × 36,411.12
  4. Step 4: Simplify right side
    41,261.40x = 2,068,560,876.99
  5. Step 5: Solve for x
    x = 2,068,560,876.99/41,261.40
  6. Step 6: Final answer
    x = 50,133.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.