Home / 39,488.01-54,493.49-21,583.03

Finding the Fourth Proportional to 39,488.01, 54,493.49 and 21,583.03

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Solution

The fourth proportional to 39,488.01, 54,493.49 and 21,583.03 is: 29,784.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,488.01 : 54,493.49 = 21,583.03 : x
  2. Step 2: Convert to fraction form
    39,488.01/54,493.49 = 21,583.03/x
  3. Step 3: Cross multiply
    39,488.01x = 54,493.49 × 21,583.03
  4. Step 4: Simplify right side
    39,488.01x = 1,176,134,357.01
  5. Step 5: Solve for x
    x = 1,176,134,357.01/39,488.01
  6. Step 6: Final answer
    x = 29,784.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.