Home / 183,257.69-252,878.67-102,688.61

Finding the Fourth Proportional to 183,257.69, 252,878.67 and 102,688.61

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Solution

The fourth proportional to 183,257.69, 252,878.67 and 102,688.61 is: 141,700.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,257.69 : 252,878.67 = 102,688.61 : x
  2. Step 2: Convert to fraction form
    183,257.69/252,878.67 = 102,688.61/x
  3. Step 3: Cross multiply
    183,257.69x = 252,878.67 × 102,688.61
  4. Step 4: Simplify right side
    183,257.69x = 25,967,757,856.56
  5. Step 5: Solve for x
    x = 25,967,757,856.56/183,257.69
  6. Step 6: Final answer
    x = 141,700.79

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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.