Home / 43,621.20-65,480.40-23,938.20

Finding the Fourth Proportional to 43,621.20, 65,480.40 and 23,938.20

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Solution

The fourth proportional to 43,621.20, 65,480.40 and 23,938.20 is: 35,933.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,621.20 : 65,480.40 = 23,938.20 : x
  2. Step 2: Convert to fraction form
    43,621.20/65,480.40 = 23,938.20/x
  3. Step 3: Cross multiply
    43,621.20x = 65,480.40 × 23,938.20
  4. Step 4: Simplify right side
    43,621.20x = 1,567,482,911.28
  5. Step 5: Solve for x
    x = 1,567,482,911.28/43,621.20
  6. Step 6: Final answer
    x = 35,933.97

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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.