Home / 48,726.37-73,089.55-11,790.37

Finding the Fourth Proportional to 48,726.37, 73,089.55 and 11,790.37

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Solution

The fourth proportional to 48,726.37, 73,089.55 and 11,790.37 is: 17,685.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,726.37 : 73,089.55 = 11,790.37 : x
  2. Step 2: Convert to fraction form
    48,726.37/73,089.55 = 11,790.37/x
  3. Step 3: Cross multiply
    48,726.37x = 73,089.55 × 11,790.37
  4. Step 4: Simplify right side
    48,726.37x = 861,752,472.19
  5. Step 5: Solve for x
    x = 861,752,472.19/48,726.37
  6. Step 6: Final answer
    x = 17,685.55

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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.