Home / 331,116.95-456,886.42-195,132.44

Finding the Fourth Proportional to 331,116.95, 456,886.42 and 195,132.44

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Solution

The fourth proportional to 331,116.95, 456,886.42 and 195,132.44 is: 269,250.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,116.95 : 456,886.42 = 195,132.44 : x
  2. Step 2: Convert to fraction form
    331,116.95/456,886.42 = 195,132.44/x
  3. Step 3: Cross multiply
    331,116.95x = 456,886.42 × 195,132.44
  4. Step 4: Simplify right side
    331,116.95x = 89,153,362,591.85
  5. Step 5: Solve for x
    x = 89,153,362,591.85/331,116.95
  6. Step 6: Final answer
    x = 269,250.37

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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.