Home / 50,014.68-74,915.09-40,485.85

Finding the Fourth Proportional to 50,014.68, 74,915.09 and 40,485.85

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Solution

The fourth proportional to 50,014.68, 74,915.09 and 40,485.85 is: 60,642.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,014.68 : 74,915.09 = 40,485.85 : x
  2. Step 2: Convert to fraction form
    50,014.68/74,915.09 = 40,485.85/x
  3. Step 3: Cross multiply
    50,014.68x = 74,915.09 × 40,485.85
  4. Step 4: Simplify right side
    50,014.68x = 3,033,000,721.90
  5. Step 5: Solve for x
    x = 3,033,000,721.90/50,014.68
  6. Step 6: Final answer
    x = 60,642.21

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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.