Home / 174,787.12-262,197.72-69,581.44

Finding the Fourth Proportional to 174,787.12, 262,197.72 and 69,581.44

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Solution

The fourth proportional to 174,787.12, 262,197.72 and 69,581.44 is: 104,378.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,787.12 : 262,197.72 = 69,581.44 : x
  2. Step 2: Convert to fraction form
    174,787.12/262,197.72 = 69,581.44/x
  3. Step 3: Cross multiply
    174,787.12x = 262,197.72 × 69,581.44
  4. Step 4: Simplify right side
    174,787.12x = 18,244,094,922.32
  5. Step 5: Solve for x
    x = 18,244,094,922.32/174,787.12
  6. Step 6: Final answer
    x = 104,378.94

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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.