Home / 40,185.23-55,452.90-23,190.18

Finding the Fourth Proportional to 40,185.23, 55,452.90 and 23,190.18

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Solution

The fourth proportional to 40,185.23, 55,452.90 and 23,190.18 is: 32,000.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,185.23 : 55,452.90 = 23,190.18 : x
  2. Step 2: Convert to fraction form
    40,185.23/55,452.90 = 23,190.18/x
  3. Step 3: Cross multiply
    40,185.23x = 55,452.90 × 23,190.18
  4. Step 4: Simplify right side
    40,185.23x = 1,285,962,455.26
  5. Step 5: Solve for x
    x = 1,285,962,455.26/40,185.23
  6. Step 6: Final answer
    x = 32,000.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.