Home / 40,717.56-61,055.70-14,418.60

Finding the Fourth Proportional to 40,717.56, 61,055.70 and 14,418.60

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Solution

The fourth proportional to 40,717.56, 61,055.70 and 14,418.60 is: 21,620.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,717.56 : 61,055.70 = 14,418.60 : x
  2. Step 2: Convert to fraction form
    40,717.56/61,055.70 = 14,418.60/x
  3. Step 3: Cross multiply
    40,717.56x = 61,055.70 × 14,418.60
  4. Step 4: Simplify right side
    40,717.56x = 880,337,716.02
  5. Step 5: Solve for x
    x = 880,337,716.02/40,717.56
  6. Step 6: Final answer
    x = 21,620.59

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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.