Home / 188,339.14-259,909.90-102,298.94

Finding the Fourth Proportional to 188,339.14, 259,909.90 and 102,298.94

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Solution

The fourth proportional to 188,339.14, 259,909.90 and 102,298.94 is: 141,173.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,339.14 : 259,909.90 = 102,298.94 : x
  2. Step 2: Convert to fraction form
    188,339.14/259,909.90 = 102,298.94/x
  3. Step 3: Cross multiply
    188,339.14x = 259,909.90 × 102,298.94
  4. Step 4: Simplify right side
    188,339.14x = 26,588,507,265.51
  5. Step 5: Solve for x
    x = 26,588,507,265.51/188,339.14
  6. Step 6: Final answer
    x = 141,173.56

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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.