Home / 313,923.52-433,213.88-170,683.22

Finding the Fourth Proportional to 313,923.52, 433,213.88 and 170,683.22

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Solution

The fourth proportional to 313,923.52, 433,213.88 and 170,683.22 is: 235,542.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,923.52 : 433,213.88 = 170,683.22 : x
  2. Step 2: Convert to fraction form
    313,923.52/433,213.88 = 170,683.22/x
  3. Step 3: Cross multiply
    313,923.52x = 433,213.88 × 170,683.22
  4. Step 4: Simplify right side
    313,923.52x = 73,942,339,987.09
  5. Step 5: Solve for x
    x = 73,942,339,987.09/313,923.52
  6. Step 6: Final answer
    x = 235,542.53

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1.5x scale

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.