Home / 50,485.87-75,742.44-15,424.57

Finding the Fourth Proportional to 50,485.87, 75,742.44 and 15,424.57

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Solution

The fourth proportional to 50,485.87, 75,742.44 and 15,424.57 is: 23,141.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,485.87 : 75,742.44 = 15,424.57 : x
  2. Step 2: Convert to fraction form
    50,485.87/75,742.44 = 15,424.57/x
  3. Step 3: Cross multiply
    50,485.87x = 75,742.44 × 15,424.57
  4. Step 4: Simplify right side
    50,485.87x = 1,168,294,567.75
  5. Step 5: Solve for x
    x = 1,168,294,567.75/50,485.87
  6. Step 6: Final answer
    x = 23,141.02

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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.