Home / 107,019.60-160,530.96-50,865.44

Finding the Fourth Proportional to 107,019.60, 160,530.96 and 50,865.44

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Solution

The fourth proportional to 107,019.60, 160,530.96 and 50,865.44 is: 76,298.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,019.60 : 160,530.96 = 50,865.44 : x
  2. Step 2: Convert to fraction form
    107,019.60/160,530.96 = 50,865.44/x
  3. Step 3: Cross multiply
    107,019.60x = 160,530.96 × 50,865.44
  4. Step 4: Simplify right side
    107,019.60x = 8,165,477,111.37
  5. Step 5: Solve for x
    x = 8,165,477,111.37/107,019.60
  6. Step 6: Final answer
    x = 76,298.89

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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.