Home / 191,064.86-263,213.78-133,596.65

Finding the Fourth Proportional to 191,064.86, 263,213.78 and 133,596.65

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Solution

The fourth proportional to 191,064.86, 263,213.78 and 133,596.65 is: 184,044.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,064.86 : 263,213.78 = 133,596.65 : x
  2. Step 2: Convert to fraction form
    191,064.86/263,213.78 = 133,596.65/x
  3. Step 3: Cross multiply
    191,064.86x = 263,213.78 × 133,596.65
  4. Step 4: Simplify right side
    191,064.86x = 35,164,477,257.78
  5. Step 5: Solve for x
    x = 35,164,477,257.78/191,064.86
  6. Step 6: Final answer
    x = 184,044.72

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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.