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Finding the Fourth Proportional to 36,703.71, 55,059.20 and 11,737.49

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Solution

The fourth proportional to 36,703.71, 55,059.20 and 11,737.49 is: 17,607.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,703.71 : 55,059.20 = 11,737.49 : x
  2. Step 2: Convert to fraction form
    36,703.71/55,059.20 = 11,737.49/x
  3. Step 3: Cross multiply
    36,703.71x = 55,059.20 × 11,737.49
  4. Step 4: Simplify right side
    36,703.71x = 646,256,701.10
  5. Step 5: Solve for x
    x = 646,256,701.10/36,703.71
  6. Step 6: Final answer
    x = 17,607.39

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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.