Home / 107,245.05-148,015.94-59,513.73

Finding the Fourth Proportional to 107,245.05, 148,015.94 and 59,513.73

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Solution

The fourth proportional to 107,245.05, 148,015.94 and 59,513.73 is: 82,138.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,245.05 : 148,015.94 = 59,513.73 : x
  2. Step 2: Convert to fraction form
    107,245.05/148,015.94 = 59,513.73/x
  3. Step 3: Cross multiply
    107,245.05x = 148,015.94 × 59,513.73
  4. Step 4: Simplify right side
    107,245.05x = 8,808,980,391.29
  5. Step 5: Solve for x
    x = 8,808,980,391.29/107,245.05
  6. Step 6: Final answer
    x = 82,138.81

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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.