Home / 43,260.20-64,842.30-16,956.20

Finding the Fourth Proportional to 43,260.20, 64,842.30 and 16,956.20

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Solution

The fourth proportional to 43,260.20, 64,842.30 and 16,956.20 is: 25,415.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,260.20 : 64,842.30 = 16,956.20 : x
  2. Step 2: Convert to fraction form
    43,260.20/64,842.30 = 16,956.20/x
  3. Step 3: Cross multiply
    43,260.20x = 64,842.30 × 16,956.20
  4. Step 4: Simplify right side
    43,260.20x = 1,099,479,007.26
  5. Step 5: Solve for x
    x = 1,099,479,007.26/43,260.20
  6. Step 6: Final answer
    x = 25,415.49

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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.