Home / 313,880.24-433,149.62-170,643.86

Finding the Fourth Proportional to 313,880.24, 433,149.62 and 170,643.86

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Solution

The fourth proportional to 313,880.24, 433,149.62 and 170,643.86 is: 235,485.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,880.24 : 433,149.62 = 170,643.86 : x
  2. Step 2: Convert to fraction form
    313,880.24/433,149.62 = 170,643.86/x
  3. Step 3: Cross multiply
    313,880.24x = 433,149.62 × 170,643.86
  4. Step 4: Simplify right side
    313,880.24x = 73,914,323,114.33
  5. Step 5: Solve for x
    x = 73,914,323,114.33/313,880.24
  6. Step 6: Final answer
    x = 235,485.75

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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.