Home / 39,650.74-54,720.54-26,198.40

Finding the Fourth Proportional to 39,650.74, 54,720.54 and 26,198.40

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Solution

The fourth proportional to 39,650.74, 54,720.54 and 26,198.40 is: 36,155.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,650.74 : 54,720.54 = 26,198.40 : x
  2. Step 2: Convert to fraction form
    39,650.74/54,720.54 = 26,198.40/x
  3. Step 3: Cross multiply
    39,650.74x = 54,720.54 × 26,198.40
  4. Step 4: Simplify right side
    39,650.74x = 1,433,590,595.14
  5. Step 5: Solve for x
    x = 1,433,590,595.14/39,650.74
  6. Step 6: Final answer
    x = 36,155.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.