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Finding the Fourth Proportional to 37,365, 51,564.78 and 20,599.08

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Solution

The fourth proportional to 37,365, 51,564.78 and 20,599.08 is: 28,427.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,365 : 51,564.78 = 20,599.08 : x
  2. Step 2: Convert to fraction form
    37,365/51,564.78 = 20,599.08/x
  3. Step 3: Cross multiply
    37,365x = 51,564.78 × 20,599.08
  4. Step 4: Simplify right side
    37,365x = 1,062,187,028.40
  5. Step 5: Solve for x
    x = 1,062,187,028.40/37,365
  6. Step 6: Final answer
    x = 28,427.33

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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.