Home / 43,434.99-65,110.87-13,833.64

Finding the Fourth Proportional to 43,434.99, 65,110.87 and 13,833.64

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Solution

The fourth proportional to 43,434.99, 65,110.87 and 13,833.64 is: 20,737.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,434.99 : 65,110.87 = 13,833.64 : x
  2. Step 2: Convert to fraction form
    43,434.99/65,110.87 = 13,833.64/x
  3. Step 3: Cross multiply
    43,434.99x = 65,110.87 × 13,833.64
  4. Step 4: Simplify right side
    43,434.99x = 900,720,434.35
  5. Step 5: Solve for x
    x = 900,720,434.35/43,434.99
  6. Step 6: Final answer
    x = 20,737.21

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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.