Home / 65,012.27-97,521.75-18,268.79

Finding the Fourth Proportional to 65,012.27, 97,521.75 and 18,268.79

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Solution

The fourth proportional to 65,012.27, 97,521.75 and 18,268.79 is: 27,404.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,012.27 : 97,521.75 = 18,268.79 : x
  2. Step 2: Convert to fraction form
    65,012.27/97,521.75 = 18,268.79/x
  3. Step 3: Cross multiply
    65,012.27x = 97,521.75 × 18,268.79
  4. Step 4: Simplify right side
    65,012.27x = 1,781,604,371.18
  5. Step 5: Solve for x
    x = 1,781,604,371.18/65,012.27
  6. Step 6: Final answer
    x = 27,404.12

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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.