Home / 74,613.60-111,850.05-37,138.25

Finding the Fourth Proportional to 74,613.60, 111,850.05 and 37,138.25

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Solution

The fourth proportional to 74,613.60, 111,850.05 and 37,138.25 is: 55,672.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,613.60 : 111,850.05 = 37,138.25 : x
  2. Step 2: Convert to fraction form
    74,613.60/111,850.05 = 37,138.25/x
  3. Step 3: Cross multiply
    74,613.60x = 111,850.05 × 37,138.25
  4. Step 4: Simplify right side
    74,613.60x = 4,153,915,119.41
  5. Step 5: Solve for x
    x = 4,153,915,119.41/74,613.60
  6. Step 6: Final answer
    x = 55,672.36

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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.