Home / 49,733.72-74,600.80-20,152.12

Finding the Fourth Proportional to 49,733.72, 74,600.80 and 20,152.12

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Solution

The fourth proportional to 49,733.72, 74,600.80 and 20,152.12 is: 30,228.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,733.72 : 74,600.80 = 20,152.12 : x
  2. Step 2: Convert to fraction form
    49,733.72/74,600.80 = 20,152.12/x
  3. Step 3: Cross multiply
    49,733.72x = 74,600.80 × 20,152.12
  4. Step 4: Simplify right side
    49,733.72x = 1,503,364,273.70
  5. Step 5: Solve for x
    x = 1,503,364,273.70/49,733.72
  6. Step 6: Final answer
    x = 30,228.27

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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.