Home / 187,598.56-258,892.52-102,716.20

Finding the Fourth Proportional to 187,598.56, 258,892.52 and 102,716.20

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Solution

The fourth proportional to 187,598.56, 258,892.52 and 102,716.20 is: 141,751.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,598.56 : 258,892.52 = 102,716.20 : x
  2. Step 2: Convert to fraction form
    187,598.56/258,892.52 = 102,716.20/x
  3. Step 3: Cross multiply
    187,598.56x = 258,892.52 × 102,716.20
  4. Step 4: Simplify right side
    187,598.56x = 26,592,455,862.82
  5. Step 5: Solve for x
    x = 26,592,455,862.82/187,598.56
  6. Step 6: Final answer
    x = 141,751.92

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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.