Home / 43,674.03-65,522.09-18,701.55

Finding the Fourth Proportional to 43,674.03, 65,522.09 and 18,701.55

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Solution

The fourth proportional to 43,674.03, 65,522.09 and 18,701.55 is: 28,057.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,674.03 : 65,522.09 = 18,701.55 : x
  2. Step 2: Convert to fraction form
    43,674.03/65,522.09 = 18,701.55/x
  3. Step 3: Cross multiply
    43,674.03x = 65,522.09 × 18,701.55
  4. Step 4: Simplify right side
    43,674.03x = 1,225,364,548.73
  5. Step 5: Solve for x
    x = 1,225,364,548.73/43,674.03
  6. Step 6: Final answer
    x = 28,057.05

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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.