Home / 45,322.83-67,983.96-17,620.83

Finding the Fourth Proportional to 45,322.83, 67,983.96 and 17,620.83

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Solution

The fourth proportional to 45,322.83, 67,983.96 and 17,620.83 is: 26,431.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,322.83 : 67,983.96 = 17,620.83 : x
  2. Step 2: Convert to fraction form
    45,322.83/67,983.96 = 17,620.83/x
  3. Step 3: Cross multiply
    45,322.83x = 67,983.96 × 17,620.83
  4. Step 4: Simplify right side
    45,322.83x = 1,197,933,801.89
  5. Step 5: Solve for x
    x = 1,197,933,801.89/45,322.83
  6. Step 6: Final answer
    x = 26,431.13

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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.