Home / 118,273.40-177,410.10-48,116.60

Finding the Fourth Proportional to 118,273.40, 177,410.10 and 48,116.60

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Solution

The fourth proportional to 118,273.40, 177,410.10 and 48,116.60 is: 72,174.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,273.40 : 177,410.10 = 48,116.60 : x
  2. Step 2: Convert to fraction form
    118,273.40/177,410.10 = 48,116.60/x
  3. Step 3: Cross multiply
    118,273.40x = 177,410.10 × 48,116.60
  4. Step 4: Simplify right side
    118,273.40x = 8,536,370,817.66
  5. Step 5: Solve for x
    x = 8,536,370,817.66/118,273.40
  6. Step 6: Final answer
    x = 72,174.90

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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.