Home / 238,554.32-329,198.28-131,124.56

Finding the Fourth Proportional to 238,554.32, 329,198.28 and 131,124.56

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Solution

The fourth proportional to 238,554.32, 329,198.28 and 131,124.56 is: 180,948.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,554.32 : 329,198.28 = 131,124.56 : x
  2. Step 2: Convert to fraction form
    238,554.32/329,198.28 = 131,124.56/x
  3. Step 3: Cross multiply
    238,554.32x = 329,198.28 × 131,124.56
  4. Step 4: Simplify right side
    238,554.32x = 43,165,979,617.76
  5. Step 5: Solve for x
    x = 43,165,979,617.76/238,554.32
  6. Step 6: Final answer
    x = 180,948.22

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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.