Home / 37,761.75-52,111.26-20,766.29

Finding the Fourth Proportional to 37,761.75, 52,111.26 and 20,766.29

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Solution

The fourth proportional to 37,761.75, 52,111.26 and 20,766.29 is: 28,657.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,761.75 : 52,111.26 = 20,766.29 : x
  2. Step 2: Convert to fraction form
    37,761.75/52,111.26 = 20,766.29/x
  3. Step 3: Cross multiply
    37,761.75x = 52,111.26 × 20,766.29
  4. Step 4: Simplify right side
    37,761.75x = 1,082,157,276.87
  5. Step 5: Solve for x
    x = 1,082,157,276.87/37,761.75
  6. Step 6: Final answer
    x = 28,657.50

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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.