Home / 107,183.07-147,911.81-59,436.54

Finding the Fourth Proportional to 107,183.07, 147,911.81 and 59,436.54

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Solution

The fourth proportional to 107,183.07, 147,911.81 and 59,436.54 is: 82,021.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,183.07 : 147,911.81 = 59,436.54 : x
  2. Step 2: Convert to fraction form
    107,183.07/147,911.81 = 59,436.54/x
  3. Step 3: Cross multiply
    107,183.07x = 147,911.81 × 59,436.54
  4. Step 4: Simplify right side
    107,183.07x = 8,791,365,914.35
  5. Step 5: Solve for x
    x = 8,791,365,914.35/107,183.07
  6. Step 6: Final answer
    x = 82,021.96

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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.