Home / 238,631.23-329,302.67-131,200.43

Finding the Fourth Proportional to 238,631.23, 329,302.67 and 131,200.43

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Solution

The fourth proportional to 238,631.23, 329,302.67 and 131,200.43 is: 181,051.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,631.23 : 329,302.67 = 131,200.43 : x
  2. Step 2: Convert to fraction form
    238,631.23/329,302.67 = 131,200.43/x
  3. Step 3: Cross multiply
    238,631.23x = 329,302.67 × 131,200.43
  4. Step 4: Simplify right side
    238,631.23x = 43,204,651,904.15
  5. Step 5: Solve for x
    x = 43,204,651,904.15/238,631.23
  6. Step 6: Final answer
    x = 181,051.96

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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.