Home / 54,695.61-82,043.82-19,635.57

Finding the Fourth Proportional to 54,695.61, 82,043.82 and 19,635.57

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Solution

The fourth proportional to 54,695.61, 82,043.82 and 19,635.57 is: 29,453.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,695.61 : 82,043.82 = 19,635.57 : x
  2. Step 2: Convert to fraction form
    54,695.61/82,043.82 = 19,635.57/x
  3. Step 3: Cross multiply
    54,695.61x = 82,043.82 × 19,635.57
  4. Step 4: Simplify right side
    54,695.61x = 1,610,977,170.68
  5. Step 5: Solve for x
    x = 1,610,977,170.68/54,695.61
  6. Step 6: Final answer
    x = 29,453.50

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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.