Home / 262,720.80-362,548.32-146,433.36

Finding the Fourth Proportional to 262,720.80, 362,548.32 and 146,433.36

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Solution

The fourth proportional to 262,720.80, 362,548.32 and 146,433.36 is: 202,074.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,720.80 : 362,548.32 = 146,433.36 : x
  2. Step 2: Convert to fraction form
    262,720.80/362,548.32 = 146,433.36/x
  3. Step 3: Cross multiply
    262,720.80x = 362,548.32 × 146,433.36
  4. Step 4: Simplify right side
    262,720.80x = 53,089,168,659.96
  5. Step 5: Solve for x
    x = 53,089,168,659.96/262,720.80
  6. Step 6: Final answer
    x = 202,074.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.