Home / 235,537.42-352,861.10-139,187.24

Finding the Fourth Proportional to 235,537.42, 352,861.10 and 139,187.24

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Solution

The fourth proportional to 235,537.42, 352,861.10 and 139,187.24 is: 208,517.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,537.42 : 352,861.10 = 139,187.24 : x
  2. Step 2: Convert to fraction form
    235,537.42/352,861.10 = 139,187.24/x
  3. Step 3: Cross multiply
    235,537.42x = 352,861.10 × 139,187.24
  4. Step 4: Simplify right side
    235,537.42x = 49,113,762,612.36
  5. Step 5: Solve for x
    x = 49,113,762,612.36/235,537.42
  6. Step 6: Final answer
    x = 208,517.88

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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.