Home / 194,889.63-269,029.73-118,433.32

Finding the Fourth Proportional to 194,889.63, 269,029.73 and 118,433.32

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Solution

The fourth proportional to 194,889.63, 269,029.73 and 118,433.32 is: 163,487.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,889.63 : 269,029.73 = 118,433.32 : x
  2. Step 2: Convert to fraction form
    194,889.63/269,029.73 = 118,433.32/x
  3. Step 3: Cross multiply
    194,889.63x = 269,029.73 × 118,433.32
  4. Step 4: Simplify right side
    194,889.63x = 31,862,084,906.31
  5. Step 5: Solve for x
    x = 31,862,084,906.31/194,889.63
  6. Step 6: Final answer
    x = 163,487.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.