Home / 322,939.98-484,412.67-112,577.58

Finding the Fourth Proportional to 322,939.98, 484,412.67 and 112,577.58

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Solution

The fourth proportional to 322,939.98, 484,412.67 and 112,577.58 is: 168,867.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,939.98 : 484,412.67 = 112,577.58 : x
  2. Step 2: Convert to fraction form
    322,939.98/484,412.67 = 112,577.58/x
  3. Step 3: Cross multiply
    322,939.98x = 484,412.67 × 112,577.58
  4. Step 4: Simplify right side
    322,939.98x = 54,534,006,109.94
  5. Step 5: Solve for x
    x = 54,534,006,109.94/322,939.98
  6. Step 6: Final answer
    x = 168,867.31

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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.