Home / 155,532.72-233,297.52-71,268.96

Finding the Fourth Proportional to 155,532.72, 233,297.52 and 71,268.96

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Solution

The fourth proportional to 155,532.72, 233,297.52 and 71,268.96 is: 106,902.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,532.72 : 233,297.52 = 71,268.96 : x
  2. Step 2: Convert to fraction form
    155,532.72/233,297.52 = 71,268.96/x
  3. Step 3: Cross multiply
    155,532.72x = 233,297.52 × 71,268.96
  4. Step 4: Simplify right side
    155,532.72x = 16,626,871,620.98
  5. Step 5: Solve for x
    x = 16,626,871,620.98/155,532.72
  6. Step 6: Final answer
    x = 106,902.73

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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.