Home / 235,945.28-353,714.40-111,199.04

Finding the Fourth Proportional to 235,945.28, 353,714.40 and 111,199.04

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Solution

The fourth proportional to 235,945.28, 353,714.40 and 111,199.04 is: 166,702.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,945.28 : 353,714.40 = 111,199.04 : x
  2. Step 2: Convert to fraction form
    235,945.28/353,714.40 = 111,199.04/x
  3. Step 3: Cross multiply
    235,945.28x = 353,714.40 × 111,199.04
  4. Step 4: Simplify right side
    235,945.28x = 39,332,701,714.18
  5. Step 5: Solve for x
    x = 39,332,701,714.18/235,945.28
  6. Step 6: Final answer
    x = 166,702.64

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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.