Home / 188,595.45-260,260.29-102,554.47

Finding the Fourth Proportional to 188,595.45, 260,260.29 and 102,554.47

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Solution

The fourth proportional to 188,595.45, 260,260.29 and 102,554.47 is: 141,524.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,595.45 : 260,260.29 = 102,554.47 : x
  2. Step 2: Convert to fraction form
    188,595.45/260,260.29 = 102,554.47/x
  3. Step 3: Cross multiply
    188,595.45x = 260,260.29 × 102,554.47
  4. Step 4: Simplify right side
    188,595.45x = 26,690,854,801.69
  5. Step 5: Solve for x
    x = 26,690,854,801.69/188,595.45
  6. Step 6: Final answer
    x = 141,524.38

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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.