Home / 55,866.20-83,787.54-16,412.60

Finding the Fourth Proportional to 55,866.20, 83,787.54 and 16,412.60

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Solution

The fourth proportional to 55,866.20, 83,787.54 and 16,412.60 is: 24,615.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,866.20 : 83,787.54 = 16,412.60 : x
  2. Step 2: Convert to fraction form
    55,866.20/83,787.54 = 16,412.60/x
  3. Step 3: Cross multiply
    55,866.20x = 83,787.54 × 16,412.60
  4. Step 4: Simplify right side
    55,866.20x = 1,375,171,379.00
  5. Step 5: Solve for x
    x = 1,375,171,379.00/55,866.20
  6. Step 6: Final answer
    x = 24,615.45

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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.