Home / 103,799.88-155,748.96-61,763.04

Finding the Fourth Proportional to 103,799.88, 155,748.96 and 61,763.04

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Solution

The fourth proportional to 103,799.88, 155,748.96 and 61,763.04 is: 92,673.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,799.88 : 155,748.96 = 61,763.04 : x
  2. Step 2: Convert to fraction form
    103,799.88/155,748.96 = 61,763.04/x
  3. Step 3: Cross multiply
    103,799.88x = 155,748.96 × 61,763.04
  4. Step 4: Simplify right side
    103,799.88x = 9,619,529,246.44
  5. Step 5: Solve for x
    x = 9,619,529,246.44/103,799.88
  6. Step 6: Final answer
    x = 92,673.80

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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.