Home / 237,588.25-327,858-130,139.57

Finding the Fourth Proportional to 237,588.25, 327,858 and 130,139.57

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Solution

The fourth proportional to 237,588.25, 327,858 and 130,139.57 is: 179,585.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,588.25 : 327,858 = 130,139.57 : x
  2. Step 2: Convert to fraction form
    237,588.25/327,858 = 130,139.57/x
  3. Step 3: Cross multiply
    237,588.25x = 327,858 × 130,139.57
  4. Step 4: Simplify right side
    237,588.25x = 42,667,299,141.06
  5. Step 5: Solve for x
    x = 42,667,299,141.06/237,588.25
  6. Step 6: Final answer
    x = 179,585.06

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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.