Home / 351,130.20-526,349.70-173,664.60

Finding the Fourth Proportional to 351,130.20, 526,349.70 and 173,664.60

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Solution

The fourth proportional to 351,130.20, 526,349.70 and 173,664.60 is: 260,325.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,130.20 : 526,349.70 = 173,664.60 : x
  2. Step 2: Convert to fraction form
    351,130.20/526,349.70 = 173,664.60/x
  3. Step 3: Cross multiply
    351,130.20x = 526,349.70 × 173,664.60
  4. Step 4: Simplify right side
    351,130.20x = 91,408,310,110.62
  5. Step 5: Solve for x
    x = 91,408,310,110.62/351,130.20
  6. Step 6: Final answer
    x = 260,325.97

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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.