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Finding the Fourth Proportional to 55,810.65, 83,716.44 and 16,368.41

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Solution

The fourth proportional to 55,810.65, 83,716.44 and 16,368.41 is: 24,552.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,810.65 : 83,716.44 = 16,368.41 : x
  2. Step 2: Convert to fraction form
    55,810.65/83,716.44 = 16,368.41/x
  3. Step 3: Cross multiply
    55,810.65x = 83,716.44 × 16,368.41
  4. Step 4: Simplify right side
    55,810.65x = 1,370,305,161.57
  5. Step 5: Solve for x
    x = 1,370,305,161.57/55,810.65
  6. Step 6: Final answer
    x = 24,552.75

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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.