Home / 187,836.63-259,214.54-102,951.87

Finding the Fourth Proportional to 187,836.63, 259,214.54 and 102,951.87

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Solution

The fourth proportional to 187,836.63, 259,214.54 and 102,951.87 is: 142,073.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,836.63 : 259,214.54 = 102,951.87 : x
  2. Step 2: Convert to fraction form
    187,836.63/259,214.54 = 102,951.87/x
  3. Step 3: Cross multiply
    187,836.63x = 259,214.54 × 102,951.87
  4. Step 4: Simplify right side
    187,836.63x = 26,686,621,624.19
  5. Step 5: Solve for x
    x = 26,686,621,624.19/187,836.63
  6. Step 6: Final answer
    x = 142,073.58

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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.