Home / 48,726.93-73,097.79-20,647.08

Finding the Fourth Proportional to 48,726.93, 73,097.79 and 20,647.08

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Solution

The fourth proportional to 48,726.93, 73,097.79 and 20,647.08 is: 30,973.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,726.93 : 73,097.79 = 20,647.08 : x
  2. Step 2: Convert to fraction form
    48,726.93/73,097.79 = 20,647.08/x
  3. Step 3: Cross multiply
    48,726.93x = 73,097.79 × 20,647.08
  4. Step 4: Simplify right side
    48,726.93x = 1,509,255,917.95
  5. Step 5: Solve for x
    x = 1,509,255,917.95/48,726.93
  6. Step 6: Final answer
    x = 30,973.75

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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.