Home / 168,228.29-252,391.34-54,373.83

Finding the Fourth Proportional to 168,228.29, 252,391.34 and 54,373.83

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Solution

The fourth proportional to 168,228.29, 252,391.34 and 54,373.83 is: 81,576.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,228.29 : 252,391.34 = 54,373.83 : x
  2. Step 2: Convert to fraction form
    168,228.29/252,391.34 = 54,373.83/x
  3. Step 3: Cross multiply
    168,228.29x = 252,391.34 × 54,373.83
  4. Step 4: Simplify right side
    168,228.29x = 13,723,484,423.80
  5. Step 5: Solve for x
    x = 13,723,484,423.80/168,228.29
  6. Step 6: Final answer
    x = 81,576.55

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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.