Home / 154,778.88-232,168.62-42,460.64

Finding the Fourth Proportional to 154,778.88, 232,168.62 and 42,460.64

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Solution

The fourth proportional to 154,778.88, 232,168.62 and 42,460.64 is: 63,691.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,778.88 : 232,168.62 = 42,460.64 : x
  2. Step 2: Convert to fraction form
    154,778.88/232,168.62 = 42,460.64/x
  3. Step 3: Cross multiply
    154,778.88x = 232,168.62 × 42,460.64
  4. Step 4: Simplify right side
    154,778.88x = 9,858,027,032.27
  5. Step 5: Solve for x
    x = 9,858,027,032.27/154,778.88
  6. Step 6: Final answer
    x = 63,691.03

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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.