Home / 188,500.96-259,938.48-124,815.52

Finding the Fourth Proportional to 188,500.96, 259,938.48 and 124,815.52

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Solution

The fourth proportional to 188,500.96, 259,938.48 and 124,815.52 is: 172,117.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,500.96 : 259,938.48 = 124,815.52 : x
  2. Step 2: Convert to fraction form
    188,500.96/259,938.48 = 124,815.52/x
  3. Step 3: Cross multiply
    188,500.96x = 259,938.48 × 124,815.52
  4. Step 4: Simplify right side
    188,500.96x = 32,444,356,549.21
  5. Step 5: Solve for x
    x = 32,444,356,549.21/188,500.96
  6. Step 6: Final answer
    x = 172,117.73

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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.