Home / 48,947.04-73,400.16-20,859.84

Finding the Fourth Proportional to 48,947.04, 73,400.16 and 20,859.84

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Solution

The fourth proportional to 48,947.04, 73,400.16 and 20,859.84 is: 31,281.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,947.04 : 73,400.16 = 20,859.84 : x
  2. Step 2: Convert to fraction form
    48,947.04/73,400.16 = 20,859.84/x
  3. Step 3: Cross multiply
    48,947.04x = 73,400.16 × 20,859.84
  4. Step 4: Simplify right side
    48,947.04x = 1,531,115,593.57
  5. Step 5: Solve for x
    x = 1,531,115,593.57/48,947.04
  6. Step 6: Final answer
    x = 31,281.07

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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.