Home / 45,629.68-68,455.52-14,464.93

Finding the Fourth Proportional to 45,629.68, 68,455.52 and 14,464.93

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Solution

The fourth proportional to 45,629.68, 68,455.52 and 14,464.93 is: 21,700.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,629.68 : 68,455.52 = 14,464.93 : x
  2. Step 2: Convert to fraction form
    45,629.68/68,455.52 = 14,464.93/x
  3. Step 3: Cross multiply
    45,629.68x = 68,455.52 × 14,464.93
  4. Step 4: Simplify right side
    45,629.68x = 990,204,232.59
  5. Step 5: Solve for x
    x = 990,204,232.59/45,629.68
  6. Step 6: Final answer
    x = 21,700.88

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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.