Home / 40,861.53-61,287.71-11,283.57

Finding the Fourth Proportional to 40,861.53, 61,287.71 and 11,283.57

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Solution

The fourth proportional to 40,861.53, 61,287.71 and 11,283.57 is: 16,924.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,861.53 : 61,287.71 = 11,283.57 : x
  2. Step 2: Convert to fraction form
    40,861.53/61,287.71 = 11,283.57/x
  3. Step 3: Cross multiply
    40,861.53x = 61,287.71 × 11,283.57
  4. Step 4: Simplify right side
    40,861.53x = 691,544,109.51
  5. Step 5: Solve for x
    x = 691,544,109.51/40,861.53
  6. Step 6: Final answer
    x = 16,924.09

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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.