Home / 191,212.98-263,929.53-127,550.62

Finding the Fourth Proportional to 191,212.98, 263,929.53 and 127,550.62

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Solution

The fourth proportional to 191,212.98, 263,929.53 and 127,550.62 is: 176,056.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,212.98 : 263,929.53 = 127,550.62 : x
  2. Step 2: Convert to fraction form
    191,212.98/263,929.53 = 127,550.62/x
  3. Step 3: Cross multiply
    191,212.98x = 263,929.53 × 127,550.62
  4. Step 4: Simplify right side
    191,212.98x = 33,664,375,187.81
  5. Step 5: Solve for x
    x = 33,664,375,187.81/191,212.98
  6. Step 6: Final answer
    x = 176,056.96

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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.