Home / 177,235.20-265,982.40-118,051.20

Finding the Fourth Proportional to 177,235.20, 265,982.40 and 118,051.20

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Solution

The fourth proportional to 177,235.20, 265,982.40 and 118,051.20 is: 177,163.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,235.20 : 265,982.40 = 118,051.20 : x
  2. Step 2: Convert to fraction form
    177,235.20/265,982.40 = 118,051.20/x
  3. Step 3: Cross multiply
    177,235.20x = 265,982.40 × 118,051.20
  4. Step 4: Simplify right side
    177,235.20x = 31,399,541,498.88
  5. Step 5: Solve for x
    x = 31,399,541,498.88/177,235.20
  6. Step 6: Final answer
    x = 177,163.12

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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.