Home / 187,134.45-258,245.28-106,562.00

Finding the Fourth Proportional to 187,134.45, 258,245.28 and 106,562.00

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Solution

The fourth proportional to 187,134.45, 258,245.28 and 106,562.00 is: 147,055.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,134.45 : 258,245.28 = 106,562.00 : x
  2. Step 2: Convert to fraction form
    187,134.45/258,245.28 = 106,562.00/x
  3. Step 3: Cross multiply
    187,134.45x = 258,245.28 × 106,562.00
  4. Step 4: Simplify right side
    187,134.45x = 27,519,132,720.34
  5. Step 5: Solve for x
    x = 27,519,132,720.34/187,134.45
  6. Step 6: Final answer
    x = 147,055.41

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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.