Home / 40,296.17-60,428.58-13,635.02

Finding the Fourth Proportional to 40,296.17, 60,428.58 and 13,635.02

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Solution

The fourth proportional to 40,296.17, 60,428.58 and 13,635.02 is: 20,447.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,296.17 : 60,428.58 = 13,635.02 : x
  2. Step 2: Convert to fraction form
    40,296.17/60,428.58 = 13,635.02/x
  3. Step 3: Cross multiply
    40,296.17x = 60,428.58 × 13,635.02
  4. Step 4: Simplify right side
    40,296.17x = 823,944,896.87
  5. Step 5: Solve for x
    x = 823,944,896.87/40,296.17
  6. Step 6: Final answer
    x = 20,447.23

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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.