Home / 55,138.38-82,707.56-23,973.63

Finding the Fourth Proportional to 55,138.38, 82,707.56 and 23,973.63

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Solution

The fourth proportional to 55,138.38, 82,707.56 and 23,973.63 is: 35,960.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,138.38 : 82,707.56 = 23,973.63 : x
  2. Step 2: Convert to fraction form
    55,138.38/82,707.56 = 23,973.63/x
  3. Step 3: Cross multiply
    55,138.38x = 82,707.56 × 23,973.63
  4. Step 4: Simplify right side
    55,138.38x = 1,982,800,441.64
  5. Step 5: Solve for x
    x = 1,982,800,441.64/55,138.38
  6. Step 6: Final answer
    x = 35,960.44

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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.