Home / 43,086.03-64,594.11-19,376.21

Finding the Fourth Proportional to 43,086.03, 64,594.11 and 19,376.21

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Solution

The fourth proportional to 43,086.03, 64,594.11 and 19,376.21 is: 29,048.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,086.03 : 64,594.11 = 19,376.21 : x
  2. Step 2: Convert to fraction form
    43,086.03/64,594.11 = 19,376.21/x
  3. Step 3: Cross multiply
    43,086.03x = 64,594.11 × 19,376.21
  4. Step 4: Simplify right side
    43,086.03x = 1,251,589,165.28
  5. Step 5: Solve for x
    x = 1,251,589,165.28/43,086.03
  6. Step 6: Final answer
    x = 29,048.61

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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.