Home / 187,474.88-258,707.04-102,595.52

Finding the Fourth Proportional to 187,474.88, 258,707.04 and 102,595.52

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Solution

The fourth proportional to 187,474.88, 258,707.04 and 102,595.52 is: 141,577.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,474.88 : 258,707.04 = 102,595.52 : x
  2. Step 2: Convert to fraction form
    187,474.88/258,707.04 = 102,595.52/x
  3. Step 3: Cross multiply
    187,474.88x = 258,707.04 × 102,595.52
  4. Step 4: Simplify right side
    187,474.88x = 26,542,183,296.46
  5. Step 5: Solve for x
    x = 26,542,183,296.46/187,474.88
  6. Step 6: Final answer
    x = 141,577.28

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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.