Home / 181,827.63-250,792.88-121,367.79

Finding the Fourth Proportional to 181,827.63, 250,792.88 and 121,367.79

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Solution

The fourth proportional to 181,827.63, 250,792.88 and 121,367.79 is: 167,401.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,827.63 : 250,792.88 = 121,367.79 : x
  2. Step 2: Convert to fraction form
    181,827.63/250,792.88 = 121,367.79/x
  3. Step 3: Cross multiply
    181,827.63x = 250,792.88 × 121,367.79
  4. Step 4: Simplify right side
    181,827.63x = 30,438,176,986.50
  5. Step 5: Solve for x
    x = 30,438,176,986.50/181,827.63
  6. Step 6: Final answer
    x = 167,401.27

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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.