Home / 49,515.20-74,267.53-13,975.64

Finding the Fourth Proportional to 49,515.20, 74,267.53 and 13,975.64

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Solution

The fourth proportional to 49,515.20, 74,267.53 and 13,975.64 is: 20,961.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,515.20 : 74,267.53 = 13,975.64 : x
  2. Step 2: Convert to fraction form
    49,515.20/74,267.53 = 13,975.64/x
  3. Step 3: Cross multiply
    49,515.20x = 74,267.53 × 13,975.64
  4. Step 4: Simplify right side
    49,515.20x = 1,037,936,262.97
  5. Step 5: Solve for x
    x = 1,037,936,262.97/49,515.20
  6. Step 6: Final answer
    x = 20,961.97

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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.