Home / 114,336.48-171,563.20-54,432.64

Finding the Fourth Proportional to 114,336.48, 171,563.20 and 54,432.64

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Solution

The fourth proportional to 114,336.48, 171,563.20 and 54,432.64 is: 81,676.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,336.48 : 171,563.20 = 54,432.64 : x
  2. Step 2: Convert to fraction form
    114,336.48/171,563.20 = 54,432.64/x
  3. Step 3: Cross multiply
    114,336.48x = 171,563.20 × 54,432.64
  4. Step 4: Simplify right side
    114,336.48x = 9,338,637,902.85
  5. Step 5: Solve for x
    x = 9,338,637,902.85/114,336.48
  6. Step 6: Final answer
    x = 81,676.80

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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.