Home / 193,688.24-290,549.09-53,446.86

Finding the Fourth Proportional to 193,688.24, 290,549.09 and 53,446.86

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Solution

The fourth proportional to 193,688.24, 290,549.09 and 53,446.86 is: 80,174.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,688.24 : 290,549.09 = 53,446.86 : x
  2. Step 2: Convert to fraction form
    193,688.24/290,549.09 = 53,446.86/x
  3. Step 3: Cross multiply
    193,688.24x = 290,549.09 × 53,446.86
  4. Step 4: Simplify right side
    193,688.24x = 15,528,936,669.97
  5. Step 5: Solve for x
    x = 15,528,936,669.97/193,688.24
  6. Step 6: Final answer
    x = 80,174.91

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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.