Home / 187,652.85-258,979.42-107,092.50

Finding the Fourth Proportional to 187,652.85, 258,979.42 and 107,092.50

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Solution

The fourth proportional to 187,652.85, 258,979.42 and 107,092.50 is: 147,798.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,652.85 : 258,979.42 = 107,092.50 : x
  2. Step 2: Convert to fraction form
    187,652.85/258,979.42 = 107,092.50/x
  3. Step 3: Cross multiply
    187,652.85x = 258,979.42 × 107,092.50
  4. Step 4: Simplify right side
    187,652.85x = 27,734,752,096.65
  5. Step 5: Solve for x
    x = 27,734,752,096.65/187,652.85
  6. Step 6: Final answer
    x = 147,798.20

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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.