Home / 187,182.92-258,311.80-102,299.96

Finding the Fourth Proportional to 187,182.92, 258,311.80 and 102,299.96

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Solution

The fourth proportional to 187,182.92, 258,311.80 and 102,299.96 is: 141,173.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,182.92 : 258,311.80 = 102,299.96 : x
  2. Step 2: Convert to fraction form
    187,182.92/258,311.80 = 102,299.96/x
  3. Step 3: Cross multiply
    187,182.92x = 258,311.80 × 102,299.96
  4. Step 4: Simplify right side
    187,182.92x = 26,425,286,807.53
  5. Step 5: Solve for x
    x = 26,425,286,807.53/187,182.92
  6. Step 6: Final answer
    x = 141,173.60

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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.