Home / 193,715.48-291,010.66-114,881.42

Finding the Fourth Proportional to 193,715.48, 291,010.66 and 114,881.42

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Solution

The fourth proportional to 193,715.48, 291,010.66 and 114,881.42 is: 172,581.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,715.48 : 291,010.66 = 114,881.42 : x
  2. Step 2: Convert to fraction form
    193,715.48/291,010.66 = 114,881.42/x
  3. Step 3: Cross multiply
    193,715.48x = 291,010.66 × 114,881.42
  4. Step 4: Simplify right side
    193,715.48x = 33,431,717,855.94
  5. Step 5: Solve for x
    x = 33,431,717,855.94/193,715.48
  6. Step 6: Final answer
    x = 172,581.55

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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.