Home / 439,269.60-658,904.40-106,845.60

Finding the Fourth Proportional to 439,269.60, 658,904.40 and 106,845.60

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Solution

The fourth proportional to 439,269.60, 658,904.40 and 106,845.60 is: 160,268.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,269.60 : 658,904.40 = 106,845.60 : x
  2. Step 2: Convert to fraction form
    439,269.60/658,904.40 = 106,845.60/x
  3. Step 3: Cross multiply
    439,269.60x = 658,904.40 × 106,845.60
  4. Step 4: Simplify right side
    439,269.60x = 70,401,035,960.64
  5. Step 5: Solve for x
    x = 70,401,035,960.64/439,269.60
  6. Step 6: Final answer
    x = 160,268.40

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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.