Home / 49,101.48-73,660.86-17,980.20

Finding the Fourth Proportional to 49,101.48, 73,660.86 and 17,980.20

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Solution

The fourth proportional to 49,101.48, 73,660.86 and 17,980.20 is: 26,973.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,101.48 : 73,660.86 = 17,980.20 : x
  2. Step 2: Convert to fraction form
    49,101.48/73,660.86 = 17,980.20/x
  3. Step 3: Cross multiply
    49,101.48x = 73,660.86 × 17,980.20
  4. Step 4: Simplify right side
    49,101.48x = 1,324,436,994.97
  5. Step 5: Solve for x
    x = 1,324,436,994.97/49,101.48
  6. Step 6: Final answer
    x = 26,973.46

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1.5x scale

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.