Home / 43,783.55-65,684.55-14,199.08

Finding the Fourth Proportional to 43,783.55, 65,684.55 and 14,199.08

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Solution

The fourth proportional to 43,783.55, 65,684.55 and 14,199.08 is: 21,301.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,783.55 : 65,684.55 = 14,199.08 : x
  2. Step 2: Convert to fraction form
    43,783.55/65,684.55 = 14,199.08/x
  3. Step 3: Cross multiply
    43,783.55x = 65,684.55 × 14,199.08
  4. Step 4: Simplify right side
    43,783.55x = 932,659,948.33
  5. Step 5: Solve for x
    x = 932,659,948.33/43,783.55
  6. Step 6: Final answer
    x = 21,301.61

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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.