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Finding the Fourth Proportional to 37,799.28, 52,163.28 and 21,032.28

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Solution

The fourth proportional to 37,799.28, 52,163.28 and 21,032.28 is: 29,024.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,799.28 : 52,163.28 = 21,032.28 : x
  2. Step 2: Convert to fraction form
    37,799.28/52,163.28 = 21,032.28/x
  3. Step 3: Cross multiply
    37,799.28x = 52,163.28 × 21,032.28
  4. Step 4: Simplify right side
    37,799.28x = 1,097,112,710.68
  5. Step 5: Solve for x
    x = 1,097,112,710.68/37,799.28
  6. Step 6: Final answer
    x = 29,024.70

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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.