Home / 43,639.55-65,440.69-16,604.18

Finding the Fourth Proportional to 43,639.55, 65,440.69 and 16,604.18

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Solution

The fourth proportional to 43,639.55, 65,440.69 and 16,604.18 is: 24,899.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,639.55 : 65,440.69 = 16,604.18 : x
  2. Step 2: Convert to fraction form
    43,639.55/65,440.69 = 16,604.18/x
  3. Step 3: Cross multiply
    43,639.55x = 65,440.69 × 16,604.18
  4. Step 4: Simplify right side
    43,639.55x = 1,086,588,996.08
  5. Step 5: Solve for x
    x = 1,086,588,996.08/43,639.55
  6. Step 6: Final answer
    x = 24,899.18

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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.