Home / 94,993.79-131,034.31-62,728.70

Finding the Fourth Proportional to 94,993.79, 131,034.31 and 62,728.70

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Solution

The fourth proportional to 94,993.79, 131,034.31 and 62,728.70 is: 86,527.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,993.79 : 131,034.31 = 62,728.70 : x
  2. Step 2: Convert to fraction form
    94,993.79/131,034.31 = 62,728.70/x
  3. Step 3: Cross multiply
    94,993.79x = 131,034.31 × 62,728.70
  4. Step 4: Simplify right side
    94,993.79x = 8,219,611,109.70
  5. Step 5: Solve for x
    x = 8,219,611,109.70/94,993.79
  6. Step 6: Final answer
    x = 86,527.88

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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.