Home / 50,277.87-75,416.90-20,675.03

Finding the Fourth Proportional to 50,277.87, 75,416.90 and 20,675.03

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Solution

The fourth proportional to 50,277.87, 75,416.90 and 20,675.03 is: 31,012.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,277.87 : 75,416.90 = 20,675.03 : x
  2. Step 2: Convert to fraction form
    50,277.87/75,416.90 = 20,675.03/x
  3. Step 3: Cross multiply
    50,277.87x = 75,416.90 × 20,675.03
  4. Step 4: Simplify right side
    50,277.87x = 1,559,246,189.55
  5. Step 5: Solve for x
    x = 1,559,246,189.55/50,277.87
  6. Step 6: Final answer
    x = 31,012.57

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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.