Home / 50,611.20-75,916.80-34,022.40

Finding the Fourth Proportional to 50,611.20, 75,916.80 and 34,022.40

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Solution

The fourth proportional to 50,611.20, 75,916.80 and 34,022.40 is: 51,033.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,611.20 : 75,916.80 = 34,022.40 : x
  2. Step 2: Convert to fraction form
    50,611.20/75,916.80 = 34,022.40/x
  3. Step 3: Cross multiply
    50,611.20x = 75,916.80 × 34,022.40
  4. Step 4: Simplify right side
    50,611.20x = 2,582,871,736.32
  5. Step 5: Solve for x
    x = 2,582,871,736.32/50,611.20
  6. Step 6: Final answer
    x = 51,033.60

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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.