Home / 118,120.21-177,181.03-29,373.72

Finding the Fourth Proportional to 118,120.21, 177,181.03 and 29,373.72

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Solution

The fourth proportional to 118,120.21, 177,181.03 and 29,373.72 is: 44,060.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,120.21 : 177,181.03 = 29,373.72 : x
  2. Step 2: Convert to fraction form
    118,120.21/177,181.03 = 29,373.72/x
  3. Step 3: Cross multiply
    118,120.21x = 177,181.03 × 29,373.72
  4. Step 4: Simplify right side
    118,120.21x = 5,204,465,374.71
  5. Step 5: Solve for x
    x = 5,204,465,374.71/118,120.21
  6. Step 6: Final answer
    x = 44,060.75

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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.