Home / 258,748.16-356,954.46-187,014.56

Finding the Fourth Proportional to 258,748.16, 356,954.46 and 187,014.56

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Solution

The fourth proportional to 258,748.16, 356,954.46 and 187,014.56 is: 257,994.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,748.16 : 356,954.46 = 187,014.56 : x
  2. Step 2: Convert to fraction form
    258,748.16/356,954.46 = 187,014.56/x
  3. Step 3: Cross multiply
    258,748.16x = 356,954.46 × 187,014.56
  4. Step 4: Simplify right side
    258,748.16x = 66,755,681,276.94
  5. Step 5: Solve for x
    x = 66,755,681,276.94/258,748.16
  6. Step 6: Final answer
    x = 257,994.81

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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.