Home / 194,930.16-269,004.43-105,506.16

Finding the Fourth Proportional to 194,930.16, 269,004.43 and 105,506.16

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Solution

The fourth proportional to 194,930.16, 269,004.43 and 105,506.16 is: 145,598.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,930.16 : 269,004.43 = 105,506.16 : x
  2. Step 2: Convert to fraction form
    194,930.16/269,004.43 = 105,506.16/x
  3. Step 3: Cross multiply
    194,930.16x = 269,004.43 × 105,506.16
  4. Step 4: Simplify right side
    194,930.16x = 28,381,622,961.93
  5. Step 5: Solve for x
    x = 28,381,622,961.93/194,930.16
  6. Step 6: Final answer
    x = 145,598.93

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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.