Home / 61,905.27-85,431.35-34,682.54

Finding the Fourth Proportional to 61,905.27, 85,431.35 and 34,682.54

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Solution

The fourth proportional to 61,905.27, 85,431.35 and 34,682.54 is: 47,863.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,905.27 : 85,431.35 = 34,682.54 : x
  2. Step 2: Convert to fraction form
    61,905.27/85,431.35 = 34,682.54/x
  3. Step 3: Cross multiply
    61,905.27x = 85,431.35 × 34,682.54
  4. Step 4: Simplify right side
    61,905.27x = 2,962,975,613.06
  5. Step 5: Solve for x
    x = 2,962,975,613.06/61,905.27
  6. Step 6: Final answer
    x = 47,863.06

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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.