Home / 65,542.55-98,320.21-26,090.42

Finding the Fourth Proportional to 65,542.55, 98,320.21 and 26,090.42

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Solution

The fourth proportional to 65,542.55, 98,320.21 and 26,090.42 is: 39,138.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,542.55 : 98,320.21 = 26,090.42 : x
  2. Step 2: Convert to fraction form
    65,542.55/98,320.21 = 26,090.42/x
  3. Step 3: Cross multiply
    65,542.55x = 98,320.21 × 26,090.42
  4. Step 4: Simplify right side
    65,542.55x = 2,565,215,016.56
  5. Step 5: Solve for x
    x = 2,565,215,016.56/65,542.55
  6. Step 6: Final answer
    x = 39,138.17

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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.