Home / 238,883.70-329,652.50-131,453.66

Finding the Fourth Proportional to 238,883.70, 329,652.50 and 131,453.66

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Solution

The fourth proportional to 238,883.70, 329,652.50 and 131,453.66 is: 181,402.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,883.70 : 329,652.50 = 131,453.66 : x
  2. Step 2: Convert to fraction form
    238,883.70/329,652.50 = 131,453.66/x
  3. Step 3: Cross multiply
    238,883.70x = 329,652.50 × 131,453.66
  4. Step 4: Simplify right side
    238,883.70x = 43,334,027,653.15
  5. Step 5: Solve for x
    x = 43,334,027,653.15/238,883.70
  6. Step 6: Final answer
    x = 181,402.20

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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.