Home / 48,768.63-73,155.47-15,491.31

Finding the Fourth Proportional to 48,768.63, 73,155.47 and 15,491.31

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Solution

The fourth proportional to 48,768.63, 73,155.47 and 15,491.31 is: 23,237.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,768.63 : 73,155.47 = 15,491.31 : x
  2. Step 2: Convert to fraction form
    48,768.63/73,155.47 = 15,491.31/x
  3. Step 3: Cross multiply
    48,768.63x = 73,155.47 × 15,491.31
  4. Step 4: Simplify right side
    48,768.63x = 1,133,274,063.97
  5. Step 5: Solve for x
    x = 1,133,274,063.97/48,768.63
  6. Step 6: Final answer
    x = 23,237.77

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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.