Home / 53,681.33-80,496.99-19,923.84

Finding the Fourth Proportional to 53,681.33, 80,496.99 and 19,923.84

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Solution

The fourth proportional to 53,681.33, 80,496.99 and 19,923.84 is: 29,876.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,681.33 : 80,496.99 = 19,923.84 : x
  2. Step 2: Convert to fraction form
    53,681.33/80,496.99 = 19,923.84/x
  3. Step 3: Cross multiply
    53,681.33x = 80,496.99 × 19,923.84
  4. Step 4: Simplify right side
    53,681.33x = 1,603,808,922.09
  5. Step 5: Solve for x
    x = 1,603,808,922.09/53,681.33
  6. Step 6: Final answer
    x = 29,876.48

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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.