Home / 82,673.02-124,029.78-26,513.29

Finding the Fourth Proportional to 82,673.02, 124,029.78 and 26,513.29

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Solution

The fourth proportional to 82,673.02, 124,029.78 and 26,513.29 is: 39,776.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,673.02 : 124,029.78 = 26,513.29 : x
  2. Step 2: Convert to fraction form
    82,673.02/124,029.78 = 26,513.29/x
  3. Step 3: Cross multiply
    82,673.02x = 124,029.78 × 26,513.29
  4. Step 4: Simplify right side
    82,673.02x = 3,288,436,773.06
  5. Step 5: Solve for x
    x = 3,288,436,773.06/82,673.02
  6. Step 6: Final answer
    x = 39,776.42

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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.