Home / 126,590.33-189,827.05-46,608.21

Finding the Fourth Proportional to 126,590.33, 189,827.05 and 46,608.21

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Solution

The fourth proportional to 126,590.33, 189,827.05 and 46,608.21 is: 69,890.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,590.33 : 189,827.05 = 46,608.21 : x
  2. Step 2: Convert to fraction form
    126,590.33/189,827.05 = 46,608.21/x
  3. Step 3: Cross multiply
    126,590.33x = 189,827.05 × 46,608.21
  4. Step 4: Simplify right side
    126,590.33x = 8,847,497,944.42
  5. Step 5: Solve for x
    x = 8,847,497,944.42/126,590.33
  6. Step 6: Final answer
    x = 69,890.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.