Home / 174,910.40-262,495.20-69,804.80

Finding the Fourth Proportional to 174,910.40, 262,495.20 and 69,804.80

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Solution

The fourth proportional to 174,910.40, 262,495.20 and 69,804.80 is: 104,758.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,910.40 : 262,495.20 = 69,804.80 : x
  2. Step 2: Convert to fraction form
    174,910.40/262,495.20 = 69,804.80/x
  3. Step 3: Cross multiply
    174,910.40x = 262,495.20 × 69,804.80
  4. Step 4: Simplify right side
    174,910.40x = 18,323,424,936.96
  5. Step 5: Solve for x
    x = 18,323,424,936.96/174,910.40
  6. Step 6: Final answer
    x = 104,758.92

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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.