Home / 49,891.60-74,923.80-48,336.40

Finding the Fourth Proportional to 49,891.60, 74,923.80 and 48,336.40

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Solution

The fourth proportional to 49,891.60, 74,923.80 and 48,336.40 is: 72,588.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,891.60 : 74,923.80 = 48,336.40 : x
  2. Step 2: Convert to fraction form
    49,891.60/74,923.80 = 48,336.40/x
  3. Step 3: Cross multiply
    49,891.60x = 74,923.80 × 48,336.40
  4. Step 4: Simplify right side
    49,891.60x = 3,621,546,766.32
  5. Step 5: Solve for x
    x = 3,621,546,766.32/49,891.60
  6. Step 6: Final answer
    x = 72,588.31

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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.