Home / 154,786.87-232,180.62-42,468.64

Finding the Fourth Proportional to 154,786.87, 232,180.62 and 42,468.64

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Solution

The fourth proportional to 154,786.87, 232,180.62 and 42,468.64 is: 63,703.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,786.87 : 232,180.62 = 42,468.64 : x
  2. Step 2: Convert to fraction form
    154,786.87/232,180.62 = 42,468.64/x
  3. Step 3: Cross multiply
    154,786.87x = 232,180.62 × 42,468.64
  4. Step 4: Simplify right side
    154,786.87x = 9,860,395,165.76
  5. Step 5: Solve for x
    x = 9,860,395,165.76/154,786.87
  6. Step 6: Final answer
    x = 63,703.05

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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.