Home / 202,247.85-279,157.55-117,392.25

Finding the Fourth Proportional to 202,247.85, 279,157.55 and 117,392.25

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Solution

The fourth proportional to 202,247.85, 279,157.55 and 117,392.25 is: 162,033.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,247.85 : 279,157.55 = 117,392.25 : x
  2. Step 2: Convert to fraction form
    202,247.85/279,157.55 = 117,392.25/x
  3. Step 3: Cross multiply
    202,247.85x = 279,157.55 × 117,392.25
  4. Step 4: Simplify right side
    202,247.85x = 32,770,932,312.03
  5. Step 5: Solve for x
    x = 32,770,932,312.03/202,247.85
  6. Step 6: Final answer
    x = 162,033.53

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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.