Home / 49,147.60-73,721.40-46,997.20

Finding the Fourth Proportional to 49,147.60, 73,721.40 and 46,997.20

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Solution

The fourth proportional to 49,147.60, 73,721.40 and 46,997.20 is: 70,495.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,147.60 : 73,721.40 = 46,997.20 : x
  2. Step 2: Convert to fraction form
    49,147.60/73,721.40 = 46,997.20/x
  3. Step 3: Cross multiply
    49,147.60x = 73,721.40 × 46,997.20
  4. Step 4: Simplify right side
    49,147.60x = 3,464,699,380.08
  5. Step 5: Solve for x
    x = 3,464,699,380.08/49,147.60
  6. Step 6: Final answer
    x = 70,495.80

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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.