Home / 264,023.40-396,035.10-193,164.60

Finding the Fourth Proportional to 264,023.40, 396,035.10 and 193,164.60

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Solution

The fourth proportional to 264,023.40, 396,035.10 and 193,164.60 is: 289,746.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,023.40 : 396,035.10 = 193,164.60 : x
  2. Step 2: Convert to fraction form
    264,023.40/396,035.10 = 193,164.60/x
  3. Step 3: Cross multiply
    264,023.40x = 396,035.10 × 193,164.60
  4. Step 4: Simplify right side
    264,023.40x = 76,499,961,677.46
  5. Step 5: Solve for x
    x = 76,499,961,677.46/264,023.40
  6. Step 6: Final answer
    x = 289,746.90

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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.