Home / 156,979.15-235,468.73-150,855.55

Finding the Fourth Proportional to 156,979.15, 235,468.73 and 150,855.55

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Solution

The fourth proportional to 156,979.15, 235,468.73 and 150,855.55 is: 226,283.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,979.15 : 235,468.73 = 150,855.55 : x
  2. Step 2: Convert to fraction form
    156,979.15/235,468.73 = 150,855.55/x
  3. Step 3: Cross multiply
    156,979.15x = 235,468.73 × 150,855.55
  4. Step 4: Simplify right side
    156,979.15x = 35,521,764,771.95
  5. Step 5: Solve for x
    x = 35,521,764,771.95/156,979.15
  6. Step 6: Final answer
    x = 226,283.33

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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.