Home / 107,299.60-160,952.77-51,145.81

Finding the Fourth Proportional to 107,299.60, 160,952.77 and 51,145.81

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Solution

The fourth proportional to 107,299.60, 160,952.77 and 51,145.81 is: 76,720.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,299.60 : 160,952.77 = 51,145.81 : x
  2. Step 2: Convert to fraction form
    107,299.60/160,952.77 = 51,145.81/x
  3. Step 3: Cross multiply
    107,299.60x = 160,952.77 × 51,145.81
  4. Step 4: Simplify right side
    107,299.60x = 8,232,059,793.39
  5. Step 5: Solve for x
    x = 8,232,059,793.39/107,299.60
  6. Step 6: Final answer
    x = 76,720.32

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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.