Home / 114,515.73-171,661.90-54,528.08

Finding the Fourth Proportional to 114,515.73, 171,661.90 and 54,528.08

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Solution

The fourth proportional to 114,515.73, 171,661.90 and 54,528.08 is: 81,738.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,515.73 : 171,661.90 = 54,528.08 : x
  2. Step 2: Convert to fraction form
    114,515.73/171,661.90 = 54,528.08/x
  3. Step 3: Cross multiply
    114,515.73x = 171,661.90 × 54,528.08
  4. Step 4: Simplify right side
    114,515.73x = 9,360,393,816.15
  5. Step 5: Solve for x
    x = 9,360,393,816.15/114,515.73
  6. Step 6: Final answer
    x = 81,738.94

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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.