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Finding the Fourth Proportional to 37,703.25, 52,030.49 and 20,936.25

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Solution

The fourth proportional to 37,703.25, 52,030.49 and 20,936.25 is: 28,892.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,703.25 : 52,030.49 = 20,936.25 : x
  2. Step 2: Convert to fraction form
    37,703.25/52,030.49 = 20,936.25/x
  3. Step 3: Cross multiply
    37,703.25x = 52,030.49 × 20,936.25
  4. Step 4: Simplify right side
    37,703.25x = 1,089,323,241.58
  5. Step 5: Solve for x
    x = 1,089,323,241.58/37,703.25
  6. Step 6: Final answer
    x = 28,892.03

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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.