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Finding the Fourth Proportional to 76,057.77, 104,917.59 and 44,223.15

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Solution

The fourth proportional to 76,057.77, 104,917.59 and 44,223.15 is: 61,003.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,057.77 : 104,917.59 = 44,223.15 : x
  2. Step 2: Convert to fraction form
    76,057.77/104,917.59 = 44,223.15/x
  3. Step 3: Cross multiply
    76,057.77x = 104,917.59 × 44,223.15
  4. Step 4: Simplify right side
    76,057.77x = 4,639,786,320.21
  5. Step 5: Solve for x
    x = 4,639,786,320.21/76,057.77
  6. Step 6: Final answer
    x = 61,003.45

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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.