Home / 181,124.40-271,333.20-118,605.36

Finding the Fourth Proportional to 181,124.40, 271,333.20 and 118,605.36

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Solution

The fourth proportional to 181,124.40, 271,333.20 and 118,605.36 is: 177,676.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,124.40 : 271,333.20 = 118,605.36 : x
  2. Step 2: Convert to fraction form
    181,124.40/271,333.20 = 118,605.36/x
  3. Step 3: Cross multiply
    181,124.40x = 271,333.20 × 118,605.36
  4. Step 4: Simplify right side
    181,124.40x = 32,181,571,865.95
  5. Step 5: Solve for x
    x = 32,181,571,865.95/181,124.40
  6. Step 6: Final answer
    x = 177,676.62

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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.