Home / 174,919.40-262,508.70-69,813.80

Finding the Fourth Proportional to 174,919.40, 262,508.70 and 69,813.80

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Solution

The fourth proportional to 174,919.40, 262,508.70 and 69,813.80 is: 104,772.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,919.40 : 262,508.70 = 69,813.80 : x
  2. Step 2: Convert to fraction form
    174,919.40/262,508.70 = 69,813.80/x
  3. Step 3: Cross multiply
    174,919.40x = 262,508.70 × 69,813.80
  4. Step 4: Simplify right side
    174,919.40x = 18,326,729,880.06
  5. Step 5: Solve for x
    x = 18,326,729,880.06/174,919.40
  6. Step 6: Final answer
    x = 104,772.43

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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.