Home / 109,946.60-164,919.90-43,364.60

Finding the Fourth Proportional to 109,946.60, 164,919.90 and 43,364.60

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Solution

The fourth proportional to 109,946.60, 164,919.90 and 43,364.60 is: 65,046.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,946.60 : 164,919.90 = 43,364.60 : x
  2. Step 2: Convert to fraction form
    109,946.60/164,919.90 = 43,364.60/x
  3. Step 3: Cross multiply
    109,946.60x = 164,919.90 × 43,364.60
  4. Step 4: Simplify right side
    109,946.60x = 7,151,685,495.54
  5. Step 5: Solve for x
    x = 7,151,685,495.54/109,946.60
  6. Step 6: Final answer
    x = 65,046.90

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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.