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Finding the Fourth Proportional to 107,083.78, 160,628.28 and 36,007.45

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Solution

The fourth proportional to 107,083.78, 160,628.28 and 36,007.45 is: 54,012.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,083.78 : 160,628.28 = 36,007.45 : x
  2. Step 2: Convert to fraction form
    107,083.78/160,628.28 = 36,007.45/x
  3. Step 3: Cross multiply
    107,083.78x = 160,628.28 × 36,007.45
  4. Step 4: Simplify right side
    107,083.78x = 5,783,814,760.69
  5. Step 5: Solve for x
    x = 5,783,814,760.69/107,083.78
  6. Step 6: Final answer
    x = 54,012.05

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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.