Home / 291,929.50-437,891.64-92,249.92

Finding the Fourth Proportional to 291,929.50, 437,891.64 and 92,249.92

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Solution

The fourth proportional to 291,929.50, 437,891.64 and 92,249.92 is: 138,374.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,929.50 : 437,891.64 = 92,249.92 : x
  2. Step 2: Convert to fraction form
    291,929.50/437,891.64 = 92,249.92/x
  3. Step 3: Cross multiply
    291,929.50x = 437,891.64 × 92,249.92
  4. Step 4: Simplify right side
    291,929.50x = 40,395,468,758.67
  5. Step 5: Solve for x
    x = 40,395,468,758.67/291,929.50
  6. Step 6: Final answer
    x = 138,374.06

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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.