Home / 237,629.09-327,928.07-130,203.20

Finding the Fourth Proportional to 237,629.09, 327,928.07 and 130,203.20

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Solution

The fourth proportional to 237,629.09, 327,928.07 and 130,203.20 is: 179,680.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,629.09 : 327,928.07 = 130,203.20 : x
  2. Step 2: Convert to fraction form
    237,629.09/327,928.07 = 130,203.20/x
  3. Step 3: Cross multiply
    237,629.09x = 327,928.07 × 130,203.20
  4. Step 4: Simplify right side
    237,629.09x = 42,697,284,083.82
  5. Step 5: Solve for x
    x = 42,697,284,083.82/237,629.09
  6. Step 6: Final answer
    x = 179,680.38

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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.