Home / 109,544.66-151,170.54-61,813.52

Finding the Fourth Proportional to 109,544.66, 151,170.54 and 61,813.52

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Solution

The fourth proportional to 109,544.66, 151,170.54 and 61,813.52 is: 85,302.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,544.66 : 151,170.54 = 61,813.52 : x
  2. Step 2: Convert to fraction form
    109,544.66/151,170.54 = 61,813.52/x
  3. Step 3: Cross multiply
    109,544.66x = 151,170.54 × 61,813.52
  4. Step 4: Simplify right side
    109,544.66x = 9,344,383,197.70
  5. Step 5: Solve for x
    x = 9,344,383,197.70/109,544.66
  6. Step 6: Final answer
    x = 85,302.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.