Home / 238,624.38-329,299.63-136,668.26

Finding the Fourth Proportional to 238,624.38, 329,299.63 and 136,668.26

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Solution

The fourth proportional to 238,624.38, 329,299.63 and 136,668.26 is: 188,601.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,624.38 : 329,299.63 = 136,668.26 : x
  2. Step 2: Convert to fraction form
    238,624.38/329,299.63 = 136,668.26/x
  3. Step 3: Cross multiply
    238,624.38x = 329,299.63 × 136,668.26
  4. Step 4: Simplify right side
    238,624.38x = 45,004,807,932.32
  5. Step 5: Solve for x
    x = 45,004,807,932.32/238,624.38
  6. Step 6: Final answer
    x = 188,601.05

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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.