Home / 187,575.12-258,859.98-102,693.96

Finding the Fourth Proportional to 187,575.12, 258,859.98 and 102,693.96

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Solution

The fourth proportional to 187,575.12, 258,859.98 and 102,693.96 is: 141,721.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,575.12 : 258,859.98 = 102,693.96 : x
  2. Step 2: Convert to fraction form
    187,575.12/258,859.98 = 102,693.96/x
  3. Step 3: Cross multiply
    187,575.12x = 258,859.98 × 102,693.96
  4. Step 4: Simplify right side
    187,575.12x = 26,583,356,431.72
  5. Step 5: Solve for x
    x = 26,583,356,431.72/187,575.12
  6. Step 6: Final answer
    x = 141,721.12

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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.