Home / 50,851.93-70,179.80-28,198.02

Finding the Fourth Proportional to 50,851.93, 70,179.80 and 28,198.02

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Solution

The fourth proportional to 50,851.93, 70,179.80 and 28,198.02 is: 38,915.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,851.93 : 70,179.80 = 28,198.02 : x
  2. Step 2: Convert to fraction form
    50,851.93/70,179.80 = 28,198.02/x
  3. Step 3: Cross multiply
    50,851.93x = 70,179.80 × 28,198.02
  4. Step 4: Simplify right side
    50,851.93x = 1,978,931,803.75
  5. Step 5: Solve for x
    x = 1,978,931,803.75/50,851.93
  6. Step 6: Final answer
    x = 38,915.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.