Home / 215,823.40-323,735.10-110,847.40

Finding the Fourth Proportional to 215,823.40, 323,735.10 and 110,847.40

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Solution

The fourth proportional to 215,823.40, 323,735.10 and 110,847.40 is: 166,271.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,823.40 : 323,735.10 = 110,847.40 : x
  2. Step 2: Convert to fraction form
    215,823.40/323,735.10 = 110,847.40/x
  3. Step 3: Cross multiply
    215,823.40x = 323,735.10 × 110,847.40
  4. Step 4: Simplify right side
    215,823.40x = 35,885,194,123.74
  5. Step 5: Solve for x
    x = 35,885,194,123.74/215,823.40
  6. Step 6: Final answer
    x = 166,271.10

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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.