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Finding the Fourth Proportional to 36,307.60, 50,102.94 and 21,201.10

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Solution

The fourth proportional to 36,307.60, 50,102.94 and 21,201.10 is: 29,256.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,307.60 : 50,102.94 = 21,201.10 : x
  2. Step 2: Convert to fraction form
    36,307.60/50,102.94 = 21,201.10/x
  3. Step 3: Cross multiply
    36,307.60x = 50,102.94 × 21,201.10
  4. Step 4: Simplify right side
    36,307.60x = 1,062,237,441.23
  5. Step 5: Solve for x
    x = 1,062,237,441.23/36,307.60
  6. Step 6: Final answer
    x = 29,256.61

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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.