Home / 103,739.60-155,592.24-37,169.84

Finding the Fourth Proportional to 103,739.60, 155,592.24 and 37,169.84

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Solution

The fourth proportional to 103,739.60, 155,592.24 and 37,169.84 is: 55,748.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,739.60 : 155,592.24 = 37,169.84 : x
  2. Step 2: Convert to fraction form
    103,739.60/155,592.24 = 37,169.84/x
  3. Step 3: Cross multiply
    103,739.60x = 155,592.24 × 37,169.84
  4. Step 4: Simplify right side
    103,739.60x = 5,783,338,666.04
  5. Step 5: Solve for x
    x = 5,783,338,666.04/103,739.60
  6. Step 6: Final answer
    x = 55,748.61

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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.