Home / 195,234.75-269,423.96-105,810.75

Finding the Fourth Proportional to 195,234.75, 269,423.96 and 105,810.75

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Solution

The fourth proportional to 195,234.75, 269,423.96 and 105,810.75 is: 146,018.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,234.75 : 269,423.96 = 105,810.75 : x
  2. Step 2: Convert to fraction form
    195,234.75/269,423.96 = 105,810.75/x
  3. Step 3: Cross multiply
    195,234.75x = 269,423.96 × 105,810.75
  4. Step 4: Simplify right side
    195,234.75x = 28,507,950,746.52
  5. Step 5: Solve for x
    x = 28,507,950,746.52/195,234.75
  6. Step 6: Final answer
    x = 146,018.84

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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.