Home / 103,968.60-155,951.46-25,082.16

Finding the Fourth Proportional to 103,968.60, 155,951.46 and 25,082.16

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Solution

The fourth proportional to 103,968.60, 155,951.46 and 25,082.16 is: 37,622.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,968.60 : 155,951.46 = 25,082.16 : x
  2. Step 2: Convert to fraction form
    103,968.60/155,951.46 = 25,082.16/x
  3. Step 3: Cross multiply
    103,968.60x = 155,951.46 × 25,082.16
  4. Step 4: Simplify right side
    103,968.60x = 3,911,599,471.95
  5. Step 5: Solve for x
    x = 3,911,599,471.95/103,968.60
  6. Step 6: Final answer
    x = 37,622.89

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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.