Home / 103,211.80-154,771.66-35,750.14

Finding the Fourth Proportional to 103,211.80, 154,771.66 and 35,750.14

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Solution

The fourth proportional to 103,211.80, 154,771.66 and 35,750.14 is: 53,609.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,211.80 : 154,771.66 = 35,750.14 : x
  2. Step 2: Convert to fraction form
    103,211.80/154,771.66 = 35,750.14/x
  3. Step 3: Cross multiply
    103,211.80x = 154,771.66 × 35,750.14
  4. Step 4: Simplify right side
    103,211.80x = 5,533,108,170.79
  5. Step 5: Solve for x
    x = 5,533,108,170.79/103,211.80
  6. Step 6: Final answer
    x = 53,609.26

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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.