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Finding the Fourth Proportional to 36,699.16, 50,645.10 and 19,932.16

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Solution

The fourth proportional to 36,699.16, 50,645.10 and 19,932.16 is: 27,506.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,699.16 : 50,645.10 = 19,932.16 : x
  2. Step 2: Convert to fraction form
    36,699.16/50,645.10 = 19,932.16/x
  3. Step 3: Cross multiply
    36,699.16x = 50,645.10 × 19,932.16
  4. Step 4: Simplify right side
    36,699.16x = 1,009,466,236.42
  5. Step 5: Solve for x
    x = 1,009,466,236.42/36,699.16
  6. Step 6: Final answer
    x = 27,506.52

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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.