Home / 194,932.16-269,007.19-105,508.16

Finding the Fourth Proportional to 194,932.16, 269,007.19 and 105,508.16

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Solution

The fourth proportional to 194,932.16, 269,007.19 and 105,508.16 is: 145,601.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,932.16 : 269,007.19 = 105,508.16 : x
  2. Step 2: Convert to fraction form
    194,932.16/269,007.19 = 105,508.16/x
  3. Step 3: Cross multiply
    194,932.16x = 269,007.19 × 105,508.16
  4. Step 4: Simplify right side
    194,932.16x = 28,382,453,643.67
  5. Step 5: Solve for x
    x = 28,382,453,643.67/194,932.16
  6. Step 6: Final answer
    x = 145,601.70

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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.