Home / 74,612.21-111,847.97-37,136.85

Finding the Fourth Proportional to 74,612.21, 111,847.97 and 37,136.85

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Solution

The fourth proportional to 74,612.21, 111,847.97 and 37,136.85 is: 55,670.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,612.21 : 111,847.97 = 37,136.85 : x
  2. Step 2: Convert to fraction form
    74,612.21/111,847.97 = 37,136.85/x
  3. Step 3: Cross multiply
    74,612.21x = 111,847.97 × 37,136.85
  4. Step 4: Simplify right side
    74,612.21x = 4,153,681,284.69
  5. Step 5: Solve for x
    x = 4,153,681,284.69/74,612.21
  6. Step 6: Final answer
    x = 55,670.26

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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.