Home / 193,688.11-290,548.91-53,446.74

Finding the Fourth Proportional to 193,688.11, 290,548.91 and 53,446.74

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Solution

The fourth proportional to 193,688.11, 290,548.91 and 53,446.74 is: 80,174.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,688.11 : 290,548.91 = 53,446.74 : x
  2. Step 2: Convert to fraction form
    193,688.11/290,548.91 = 53,446.74/x
  3. Step 3: Cross multiply
    193,688.11x = 290,548.91 × 53,446.74
  4. Step 4: Simplify right side
    193,688.11x = 15,528,892,050.05
  5. Step 5: Solve for x
    x = 15,528,892,050.05/193,688.11
  6. Step 6: Final answer
    x = 80,174.73

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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.