Home / 50,999.20-76,498.80-27,379.60

Finding the Fourth Proportional to 50,999.20, 76,498.80 and 27,379.60

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Solution

The fourth proportional to 50,999.20, 76,498.80 and 27,379.60 is: 41,069.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,999.20 : 76,498.80 = 27,379.60 : x
  2. Step 2: Convert to fraction form
    50,999.20/76,498.80 = 27,379.60/x
  3. Step 3: Cross multiply
    50,999.20x = 76,498.80 × 27,379.60
  4. Step 4: Simplify right side
    50,999.20x = 2,094,506,544.48
  5. Step 5: Solve for x
    x = 2,094,506,544.48/50,999.20
  6. Step 6: Final answer
    x = 41,069.40

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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.