Home / 56,505.13-84,769.35-18,557.26

Finding the Fourth Proportional to 56,505.13, 84,769.35 and 18,557.26

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Solution

The fourth proportional to 56,505.13, 84,769.35 and 18,557.26 is: 27,839.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,505.13 : 84,769.35 = 18,557.26 : x
  2. Step 2: Convert to fraction form
    56,505.13/84,769.35 = 18,557.26/x
  3. Step 3: Cross multiply
    56,505.13x = 84,769.35 × 18,557.26
  4. Step 4: Simplify right side
    56,505.13x = 1,573,086,586.47
  5. Step 5: Solve for x
    x = 1,573,086,586.47/56,505.13
  6. Step 6: Final answer
    x = 27,839.71

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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.