Home / 103,391.62-155,087.50-33,270.92

Finding the Fourth Proportional to 103,391.62, 155,087.50 and 33,270.92

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Solution

The fourth proportional to 103,391.62, 155,087.50 and 33,270.92 is: 49,906.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,391.62 : 155,087.50 = 33,270.92 : x
  2. Step 2: Convert to fraction form
    103,391.62/155,087.50 = 33,270.92/x
  3. Step 3: Cross multiply
    103,391.62x = 155,087.50 × 33,270.92
  4. Step 4: Simplify right side
    103,391.62x = 5,159,903,805.50
  5. Step 5: Solve for x
    x = 5,159,903,805.50/103,391.62
  6. Step 6: Final answer
    x = 49,906.40

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1.5x scale

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.