Home / 238,549.32-329,191.38-131,119.56

Finding the Fourth Proportional to 238,549.32, 329,191.38 and 131,119.56

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Solution

The fourth proportional to 238,549.32, 329,191.38 and 131,119.56 is: 180,941.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,549.32 : 329,191.38 = 131,119.56 : x
  2. Step 2: Convert to fraction form
    238,549.32/329,191.38 = 131,119.56/x
  3. Step 3: Cross multiply
    238,549.32x = 329,191.38 × 131,119.56
  4. Step 4: Simplify right side
    238,549.32x = 43,163,428,901.39
  5. Step 5: Solve for x
    x = 43,163,428,901.39/238,549.32
  6. Step 6: Final answer
    x = 180,941.32

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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.