Home / 313,948.89-433,247.22-170,709.03

Finding the Fourth Proportional to 313,948.89, 433,247.22 and 170,709.03

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Solution

The fourth proportional to 313,948.89, 433,247.22 and 170,709.03 is: 235,577.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,948.89 : 433,247.22 = 170,709.03 : x
  2. Step 2: Convert to fraction form
    313,948.89/433,247.22 = 170,709.03/x
  3. Step 3: Cross multiply
    313,948.89x = 433,247.22 × 170,709.03
  4. Step 4: Simplify right side
    313,948.89x = 73,959,212,676.40
  5. Step 5: Solve for x
    x = 73,959,212,676.40/313,948.89
  6. Step 6: Final answer
    x = 235,577.24

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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.