Home / 176,302.20-264,518.10-71,131.80

Finding the Fourth Proportional to 176,302.20, 264,518.10 and 71,131.80

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Solution

The fourth proportional to 176,302.20, 264,518.10 and 71,131.80 is: 106,723.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,302.20 : 264,518.10 = 71,131.80 : x
  2. Step 2: Convert to fraction form
    176,302.20/264,518.10 = 71,131.80/x
  3. Step 3: Cross multiply
    176,302.20x = 264,518.10 × 71,131.80
  4. Step 4: Simplify right side
    176,302.20x = 18,815,648,585.58
  5. Step 5: Solve for x
    x = 18,815,648,585.58/176,302.20
  6. Step 6: Final answer
    x = 106,723.84

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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.