Home / 173,181.40-260,010.78-119,742.06

Finding the Fourth Proportional to 173,181.40, 260,010.78 and 119,742.06

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Solution

The fourth proportional to 173,181.40, 260,010.78 and 119,742.06 is: 179,778.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,181.40 : 260,010.78 = 119,742.06 : x
  2. Step 2: Convert to fraction form
    173,181.40/260,010.78 = 119,742.06/x
  3. Step 3: Cross multiply
    173,181.40x = 260,010.78 × 119,742.06
  4. Step 4: Simplify right side
    173,181.40x = 31,134,226,419.41
  5. Step 5: Solve for x
    x = 31,134,226,419.41/173,181.40
  6. Step 6: Final answer
    x = 179,778.12

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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.