Home / 187,061.44-258,145.08-106,488.96

Finding the Fourth Proportional to 187,061.44, 258,145.08 and 106,488.96

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Solution

The fourth proportional to 187,061.44, 258,145.08 and 106,488.96 is: 146,954.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,061.44 : 258,145.08 = 106,488.96 : x
  2. Step 2: Convert to fraction form
    187,061.44/258,145.08 = 106,488.96/x
  3. Step 3: Cross multiply
    187,061.44x = 258,145.08 × 106,488.96
  4. Step 4: Simplify right side
    187,061.44x = 27,489,601,098.32
  5. Step 5: Solve for x
    x = 27,489,601,098.32/187,061.44
  6. Step 6: Final answer
    x = 146,954.93

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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.