Home / 43,485.39-65,252.70-18,522.84

Finding the Fourth Proportional to 43,485.39, 65,252.70 and 18,522.84

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Solution

The fourth proportional to 43,485.39, 65,252.70 and 18,522.84 is: 27,794.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,485.39 : 65,252.70 = 18,522.84 : x
  2. Step 2: Convert to fraction form
    43,485.39/65,252.70 = 18,522.84/x
  3. Step 3: Cross multiply
    43,485.39x = 65,252.70 × 18,522.84
  4. Step 4: Simplify right side
    43,485.39x = 1,208,665,321.67
  5. Step 5: Solve for x
    x = 1,208,665,321.67/43,485.39
  6. Step 6: Final answer
    x = 27,794.74

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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.