Home / 48,403.36-72,564.94-18,411.36

Finding the Fourth Proportional to 48,403.36, 72,564.94 and 18,411.36

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Solution

The fourth proportional to 48,403.36, 72,564.94 and 18,411.36 is: 27,601.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,403.36 : 72,564.94 = 18,411.36 : x
  2. Step 2: Convert to fraction form
    48,403.36/72,564.94 = 18,411.36/x
  3. Step 3: Cross multiply
    48,403.36x = 72,564.94 × 18,411.36
  4. Step 4: Simplify right side
    48,403.36x = 1,336,019,233.72
  5. Step 5: Solve for x
    x = 1,336,019,233.72/48,403.36
  6. Step 6: Final answer
    x = 27,601.79

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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.