Home / 195,739.60-293,609.40-71,064.40

Finding the Fourth Proportional to 195,739.60, 293,609.40 and 71,064.40

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Solution

The fourth proportional to 195,739.60, 293,609.40 and 71,064.40 is: 106,596.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,739.60 : 293,609.40 = 71,064.40 : x
  2. Step 2: Convert to fraction form
    195,739.60/293,609.40 = 71,064.40/x
  3. Step 3: Cross multiply
    195,739.60x = 293,609.40 × 71,064.40
  4. Step 4: Simplify right side
    195,739.60x = 20,865,175,845.36
  5. Step 5: Solve for x
    x = 20,865,175,845.36/195,739.60
  6. Step 6: Final answer
    x = 106,596.60

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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.