Home / 43,217.38-64,837-12,052.63

Finding the Fourth Proportional to 43,217.38, 64,837 and 12,052.63

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Solution

The fourth proportional to 43,217.38, 64,837 and 12,052.63 is: 18,081.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,217.38 : 64,837 = 12,052.63 : x
  2. Step 2: Convert to fraction form
    43,217.38/64,837 = 12,052.63/x
  3. Step 3: Cross multiply
    43,217.38x = 64,837 × 12,052.63
  4. Step 4: Simplify right side
    43,217.38x = 781,456,371.31
  5. Step 5: Solve for x
    x = 781,456,371.31/43,217.38
  6. Step 6: Final answer
    x = 18,081.99

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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.