Home / 211,288.82-291,410.61-179,562.74

Finding the Fourth Proportional to 211,288.82, 291,410.61 and 179,562.74

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Solution

The fourth proportional to 211,288.82, 291,410.61 and 179,562.74 is: 247,653.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,288.82 : 291,410.61 = 179,562.74 : x
  2. Step 2: Convert to fraction form
    211,288.82/291,410.61 = 179,562.74/x
  3. Step 3: Cross multiply
    211,288.82x = 291,410.61 × 179,562.74
  4. Step 4: Simplify right side
    211,288.82x = 52,326,487,596.67
  5. Step 5: Solve for x
    x = 52,326,487,596.67/211,288.82
  6. Step 6: Final answer
    x = 247,653.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.