Home / 187,462.69-258,698.51-102,579.75

Finding the Fourth Proportional to 187,462.69, 258,698.51 and 102,579.75

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Solution

The fourth proportional to 187,462.69, 258,698.51 and 102,579.75 is: 141,560.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,462.69 : 258,698.51 = 102,579.75 : x
  2. Step 2: Convert to fraction form
    187,462.69/258,698.51 = 102,579.75/x
  3. Step 3: Cross multiply
    187,462.69x = 258,698.51 × 102,579.75
  4. Step 4: Simplify right side
    187,462.69x = 26,537,228,352.95
  5. Step 5: Solve for x
    x = 26,537,228,352.95/187,462.69
  6. Step 6: Final answer
    x = 141,560.06

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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.