Home / 50,418.81-75,639.15-15,357.54

Finding the Fourth Proportional to 50,418.81, 75,639.15 and 15,357.54

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Solution

The fourth proportional to 50,418.81, 75,639.15 and 15,357.54 is: 23,039.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,418.81 : 75,639.15 = 15,357.54 : x
  2. Step 2: Convert to fraction form
    50,418.81/75,639.15 = 15,357.54/x
  3. Step 3: Cross multiply
    50,418.81x = 75,639.15 × 15,357.54
  4. Step 4: Simplify right side
    50,418.81x = 1,161,631,271.69
  5. Step 5: Solve for x
    x = 1,161,631,271.69/50,418.81
  6. Step 6: Final answer
    x = 23,039.64

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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.