Home / 146,177.93-201,725.54-79,109.93

Finding the Fourth Proportional to 146,177.93, 201,725.54 and 79,109.93

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Solution

The fourth proportional to 146,177.93, 201,725.54 and 79,109.93 is: 109,171.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,177.93 : 201,725.54 = 79,109.93 : x
  2. Step 2: Convert to fraction form
    146,177.93/201,725.54 = 79,109.93/x
  3. Step 3: Cross multiply
    146,177.93x = 201,725.54 × 79,109.93
  4. Step 4: Simplify right side
    146,177.93x = 15,958,493,348.61
  5. Step 5: Solve for x
    x = 15,958,493,348.61/146,177.93
  6. Step 6: Final answer
    x = 109,171.70

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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.