Home / 96,540.10-144,637.35-82,716.10

Finding the Fourth Proportional to 96,540.10, 144,637.35 and 82,716.10

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Solution

The fourth proportional to 96,540.10, 144,637.35 and 82,716.10 is: 123,926.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,540.10 : 144,637.35 = 82,716.10 : x
  2. Step 2: Convert to fraction form
    96,540.10/144,637.35 = 82,716.10/x
  3. Step 3: Cross multiply
    96,540.10x = 144,637.35 × 82,716.10
  4. Step 4: Simplify right side
    96,540.10x = 11,963,837,506.34
  5. Step 5: Solve for x
    x = 11,963,837,506.34/96,540.10
  6. Step 6: Final answer
    x = 123,926.09

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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.