Home / 37,069.68-55,596.80-13,680.12

Finding the Fourth Proportional to 37,069.68, 55,596.80 and 13,680.12

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Solution

The fourth proportional to 37,069.68, 55,596.80 and 13,680.12 is: 20,517.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,069.68 : 55,596.80 = 13,680.12 : x
  2. Step 2: Convert to fraction form
    37,069.68/55,596.80 = 13,680.12/x
  3. Step 3: Cross multiply
    37,069.68x = 55,596.80 × 13,680.12
  4. Step 4: Simplify right side
    37,069.68x = 760,570,895.62
  5. Step 5: Solve for x
    x = 760,570,895.62/37,069.68
  6. Step 6: Final answer
    x = 20,517.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.