Home / 187,227.70-258,374.23-102,344.77

Finding the Fourth Proportional to 187,227.70, 258,374.23 and 102,344.77

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Solution

The fourth proportional to 187,227.70, 258,374.23 and 102,344.77 is: 141,235.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,227.70 : 258,374.23 = 102,344.77 : x
  2. Step 2: Convert to fraction form
    187,227.70/258,374.23 = 102,344.77/x
  3. Step 3: Cross multiply
    187,227.70x = 258,374.23 × 102,344.77
  4. Step 4: Simplify right side
    187,227.70x = 26,443,250,044.87
  5. Step 5: Solve for x
    x = 26,443,250,044.87/187,227.70
  6. Step 6: Final answer
    x = 141,235.78

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1.5x scale

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.