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Finding the Fourth Proportional to 76,601.93, 114,865.99 and 26,680.93

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Solution

The fourth proportional to 76,601.93, 114,865.99 and 26,680.93 is: 40,008.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,601.93 : 114,865.99 = 26,680.93 : x
  2. Step 2: Convert to fraction form
    76,601.93/114,865.99 = 26,680.93/x
  3. Step 3: Cross multiply
    76,601.93x = 114,865.99 × 26,680.93
  4. Step 4: Simplify right side
    76,601.93x = 3,064,731,084.70
  5. Step 5: Solve for x
    x = 3,064,731,084.70/76,601.93
  6. Step 6: Final answer
    x = 40,008.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.