Home / 93,311.40-139,966.46-23,190.60

Finding the Fourth Proportional to 93,311.40, 139,966.46 and 23,190.60

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Solution

The fourth proportional to 93,311.40, 139,966.46 and 23,190.60 is: 34,785.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,311.40 : 139,966.46 = 23,190.60 : x
  2. Step 2: Convert to fraction form
    93,311.40/139,966.46 = 23,190.60/x
  3. Step 3: Cross multiply
    93,311.40x = 139,966.46 × 23,190.60
  4. Step 4: Simplify right side
    93,311.40x = 3,245,906,187.28
  5. Step 5: Solve for x
    x = 3,245,906,187.28/93,311.40
  6. Step 6: Final answer
    x = 34,785.74

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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.