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Finding the Fourth Proportional to 37,388, 51,596.52 and 20,622.08

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Solution

The fourth proportional to 37,388, 51,596.52 and 20,622.08 is: 28,459.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,388 : 51,596.52 = 20,622.08 : x
  2. Step 2: Convert to fraction form
    37,388/51,596.52 = 20,622.08/x
  3. Step 3: Cross multiply
    37,388x = 51,596.52 × 20,622.08
  4. Step 4: Simplify right side
    37,388x = 1,064,027,563.16
  5. Step 5: Solve for x
    x = 1,064,027,563.16/37,388
  6. Step 6: Final answer
    x = 28,459.07

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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.