Home / 114,631.06-171,980.76-54,704.53

Finding the Fourth Proportional to 114,631.06, 171,980.76 and 54,704.53

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Solution

The fourth proportional to 114,631.06, 171,980.76 and 54,704.53 is: 82,073.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,631.06 : 171,980.76 = 54,704.53 : x
  2. Step 2: Convert to fraction form
    114,631.06/171,980.76 = 54,704.53/x
  3. Step 3: Cross multiply
    114,631.06x = 171,980.76 × 54,704.53
  4. Step 4: Simplify right side
    114,631.06x = 9,408,125,784.94
  5. Step 5: Solve for x
    x = 9,408,125,784.94/114,631.06
  6. Step 6: Final answer
    x = 82,073.09

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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.