Home / 82,771.29-114,189.55-52,090.04

Finding the Fourth Proportional to 82,771.29, 114,189.55 and 52,090.04

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Solution

The fourth proportional to 82,771.29, 114,189.55 and 52,090.04 is: 71,862.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,771.29 : 114,189.55 = 52,090.04 : x
  2. Step 2: Convert to fraction form
    82,771.29/114,189.55 = 52,090.04/x
  3. Step 3: Cross multiply
    82,771.29x = 114,189.55 × 52,090.04
  4. Step 4: Simplify right side
    82,771.29x = 5,948,137,395.68
  5. Step 5: Solve for x
    x = 5,948,137,395.68/82,771.29
  6. Step 6: Final answer
    x = 71,862.32

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1.5x scale

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.