Home / 187,050.42-258,130.85-102,167.46

Finding the Fourth Proportional to 187,050.42, 258,130.85 and 102,167.46

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Solution

The fourth proportional to 187,050.42, 258,130.85 and 102,167.46 is: 140,991.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,050.42 : 258,130.85 = 102,167.46 : x
  2. Step 2: Convert to fraction form
    187,050.42/258,130.85 = 102,167.46/x
  3. Step 3: Cross multiply
    187,050.42x = 258,130.85 × 102,167.46
  4. Step 4: Simplify right side
    187,050.42x = 26,372,572,781.30
  5. Step 5: Solve for x
    x = 26,372,572,781.30/187,050.42
  6. Step 6: Final answer
    x = 140,991.79

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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.