Home / 49,557.80-74,336.70-40,226.60

Finding the Fourth Proportional to 49,557.80, 74,336.70 and 40,226.60

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Solution

The fourth proportional to 49,557.80, 74,336.70 and 40,226.60 is: 60,339.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,557.80 : 74,336.70 = 40,226.60 : x
  2. Step 2: Convert to fraction form
    49,557.80/74,336.70 = 40,226.60/x
  3. Step 3: Cross multiply
    49,557.80x = 74,336.70 × 40,226.60
  4. Step 4: Simplify right side
    49,557.80x = 2,990,312,696.22
  5. Step 5: Solve for x
    x = 2,990,312,696.22/49,557.80
  6. Step 6: Final answer
    x = 60,339.90

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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.