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Finding the Fourth Proportional to 36,894, 55,340.46 and 17,161.50

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Solution

The fourth proportional to 36,894, 55,340.46 and 17,161.50 is: 25,742.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,894 : 55,340.46 = 17,161.50 : x
  2. Step 2: Convert to fraction form
    36,894/55,340.46 = 17,161.50/x
  3. Step 3: Cross multiply
    36,894x = 55,340.46 × 17,161.50
  4. Step 4: Simplify right side
    36,894x = 949,725,304.29
  5. Step 5: Solve for x
    x = 949,725,304.29/36,894
  6. Step 6: Final answer
    x = 25,742.00

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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.