Home / 187,462.42-258,698.10-102,579.46

Finding the Fourth Proportional to 187,462.42, 258,698.10 and 102,579.46

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Solution

The fourth proportional to 187,462.42, 258,698.10 and 102,579.46 is: 141,559.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,462.42 : 258,698.10 = 102,579.46 : x
  2. Step 2: Convert to fraction form
    187,462.42/258,698.10 = 102,579.46/x
  3. Step 3: Cross multiply
    187,462.42x = 258,698.10 × 102,579.46
  4. Step 4: Simplify right side
    187,462.42x = 26,537,111,401.03
  5. Step 5: Solve for x
    x = 26,537,111,401.03/187,462.42
  6. Step 6: Final answer
    x = 141,559.63

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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.