Home / 187,629.98-258,937.04-102,747.04

Finding the Fourth Proportional to 187,629.98, 258,937.04 and 102,747.04

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Solution

The fourth proportional to 187,629.98, 258,937.04 and 102,747.04 is: 141,795.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,629.98 : 258,937.04 = 102,747.04 : x
  2. Step 2: Convert to fraction form
    187,629.98/258,937.04 = 102,747.04/x
  3. Step 3: Cross multiply
    187,629.98x = 258,937.04 × 102,747.04
  4. Step 4: Simplify right side
    187,629.98x = 26,605,014,406.36
  5. Step 5: Solve for x
    x = 26,605,014,406.36/187,629.98
  6. Step 6: Final answer
    x = 141,795.11

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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.