Home / 187,932.56-259,352.08-107,373.20

Finding the Fourth Proportional to 187,932.56, 259,352.08 and 107,373.20

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Solution

The fourth proportional to 187,932.56, 259,352.08 and 107,373.20 is: 148,177.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,932.56 : 259,352.08 = 107,373.20 : x
  2. Step 2: Convert to fraction form
    187,932.56/259,352.08 = 107,373.20/x
  3. Step 3: Cross multiply
    187,932.56x = 259,352.08 × 107,373.20
  4. Step 4: Simplify right side
    187,932.56x = 27,847,461,191.06
  5. Step 5: Solve for x
    x = 27,847,461,191.06/187,932.56
  6. Step 6: Final answer
    x = 148,177.95

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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.