Home / 344,066.60-516,099.94-107,429.54

Finding the Fourth Proportional to 344,066.60, 516,099.94 and 107,429.54

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Solution

The fourth proportional to 344,066.60, 516,099.94 and 107,429.54 is: 161,144.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,066.60 : 516,099.94 = 107,429.54 : x
  2. Step 2: Convert to fraction form
    344,066.60/516,099.94 = 107,429.54/x
  3. Step 3: Cross multiply
    344,066.60x = 516,099.94 × 107,429.54
  4. Step 4: Simplify right side
    344,066.60x = 55,444,379,148.23
  5. Step 5: Solve for x
    x = 55,444,379,148.23/344,066.60
  6. Step 6: Final answer
    x = 161,144.32

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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.