Home / 193,674.23-290,528.08-53,432.85

Finding the Fourth Proportional to 193,674.23, 290,528.08 and 53,432.85

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Solution

The fourth proportional to 193,674.23, 290,528.08 and 53,432.85 is: 80,153.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,674.23 : 290,528.08 = 53,432.85 : x
  2. Step 2: Convert to fraction form
    193,674.23/290,528.08 = 53,432.85/x
  3. Step 3: Cross multiply
    193,674.23x = 290,528.08 × 53,432.85
  4. Step 4: Simplify right side
    193,674.23x = 15,523,743,319.43
  5. Step 5: Solve for x
    x = 15,523,743,319.43/193,674.23
  6. Step 6: Final answer
    x = 80,153.89

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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.