Home / 188,124.24-259,601.04-103,234.56

Finding the Fourth Proportional to 188,124.24, 259,601.04 and 103,234.56

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Solution

The fourth proportional to 188,124.24, 259,601.04 and 103,234.56 is: 142,457.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,124.24 : 259,601.04 = 103,234.56 : x
  2. Step 2: Convert to fraction form
    188,124.24/259,601.04 = 103,234.56/x
  3. Step 3: Cross multiply
    188,124.24x = 259,601.04 × 103,234.56
  4. Step 4: Simplify right side
    188,124.24x = 26,799,799,139.94
  5. Step 5: Solve for x
    x = 26,799,799,139.94/188,124.24
  6. Step 6: Final answer
    x = 142,457.98

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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.