Home / 187,096.96-258,205.72-106,531.52

Finding the Fourth Proportional to 187,096.96, 258,205.72 and 106,531.52

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Solution

The fourth proportional to 187,096.96, 258,205.72 and 106,531.52 is: 147,020.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,096.96 : 258,205.72 = 106,531.52 : x
  2. Step 2: Convert to fraction form
    187,096.96/258,205.72 = 106,531.52/x
  3. Step 3: Cross multiply
    187,096.96x = 258,205.72 × 106,531.52
  4. Step 4: Simplify right side
    187,096.96x = 27,507,047,824.29
  5. Step 5: Solve for x
    x = 27,507,047,824.29/187,096.96
  6. Step 6: Final answer
    x = 147,020.28

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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.