Home / 34,784.80-52,193.40-18,163.60

Finding the Fourth Proportional to 34,784.80, 52,193.40 and 18,163.60

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Solution

The fourth proportional to 34,784.80, 52,193.40 and 18,163.60 is: 27,253.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,784.80 : 52,193.40 = 18,163.60 : x
  2. Step 2: Convert to fraction form
    34,784.80/52,193.40 = 18,163.60/x
  3. Step 3: Cross multiply
    34,784.80x = 52,193.40 × 18,163.60
  4. Step 4: Simplify right side
    34,784.80x = 948,020,040.24
  5. Step 5: Solve for x
    x = 948,020,040.24/34,784.80
  6. Step 6: Final answer
    x = 27,253.86

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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.