Home / 260,559.60-390,542.92-110,706.36

Finding the Fourth Proportional to 260,559.60, 390,542.92 and 110,706.36

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Solution

The fourth proportional to 260,559.60, 390,542.92 and 110,706.36 is: 165,933.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,559.60 : 390,542.92 = 110,706.36 : x
  2. Step 2: Convert to fraction form
    260,559.60/390,542.92 = 110,706.36/x
  3. Step 3: Cross multiply
    260,559.60x = 390,542.92 × 110,706.36
  4. Step 4: Simplify right side
    260,559.60x = 43,235,585,096.97
  5. Step 5: Solve for x
    x = 43,235,585,096.97/260,559.60
  6. Step 6: Final answer
    x = 165,933.57

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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.