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Finding the Fourth Proportional to 76,096.08, 104,948.16 and 45,874.80

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Solution

The fourth proportional to 76,096.08, 104,948.16 and 45,874.80 is: 63,268.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,096.08 : 104,948.16 = 45,874.80 : x
  2. Step 2: Convert to fraction form
    76,096.08/104,948.16 = 45,874.80/x
  3. Step 3: Cross multiply
    76,096.08x = 104,948.16 × 45,874.80
  4. Step 4: Simplify right side
    76,096.08x = 4,814,475,850.37
  5. Step 5: Solve for x
    x = 4,814,475,850.37/76,096.08
  6. Step 6: Final answer
    x = 63,268.38

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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.