Home / 55,902.24-83,840.40-16,448.80

Finding the Fourth Proportional to 55,902.24, 83,840.40 and 16,448.80

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Solution

The fourth proportional to 55,902.24, 83,840.40 and 16,448.80 is: 24,669.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,902.24 : 83,840.40 = 16,448.80 : x
  2. Step 2: Convert to fraction form
    55,902.24/83,840.40 = 16,448.80/x
  3. Step 3: Cross multiply
    55,902.24x = 83,840.40 × 16,448.80
  4. Step 4: Simplify right side
    55,902.24x = 1,379,073,971.52
  5. Step 5: Solve for x
    x = 1,379,073,971.52/55,902.24
  6. Step 6: Final answer
    x = 24,669.39

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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.