Home / 43,189.55-64,792.49-16,892.63

Finding the Fourth Proportional to 43,189.55, 64,792.49 and 16,892.63

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Solution

The fourth proportional to 43,189.55, 64,792.49 and 16,892.63 is: 25,342.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,189.55 : 64,792.49 = 16,892.63 : x
  2. Step 2: Convert to fraction form
    43,189.55/64,792.49 = 16,892.63/x
  3. Step 3: Cross multiply
    43,189.55x = 64,792.49 × 16,892.63
  4. Step 4: Simplify right side
    43,189.55x = 1,094,515,151.92
  5. Step 5: Solve for x
    x = 1,094,515,151.92/43,189.55
  6. Step 6: Final answer
    x = 25,342.13

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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.