Home / 175,181.50-262,938.39-108,419.68

Finding the Fourth Proportional to 175,181.50, 262,938.39 and 108,419.68

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Solution

The fourth proportional to 175,181.50, 262,938.39 and 108,419.68 is: 162,732.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,181.50 : 262,938.39 = 108,419.68 : x
  2. Step 2: Convert to fraction form
    175,181.50/262,938.39 = 108,419.68/x
  3. Step 3: Cross multiply
    175,181.50x = 262,938.39 × 108,419.68
  4. Step 4: Simplify right side
    175,181.50x = 28,507,696,103.52
  5. Step 5: Solve for x
    x = 28,507,696,103.52/175,181.50
  6. Step 6: Final answer
    x = 162,732.34

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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.