Home / 61,741.60-85,217.36-34,899.64

Finding the Fourth Proportional to 61,741.60, 85,217.36 and 34,899.64

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Solution

The fourth proportional to 61,741.60, 85,217.36 and 34,899.64 is: 48,169.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,741.60 : 85,217.36 = 34,899.64 : x
  2. Step 2: Convert to fraction form
    61,741.60/85,217.36 = 34,899.64/x
  3. Step 3: Cross multiply
    61,741.60x = 85,217.36 × 34,899.64
  4. Step 4: Simplify right side
    61,741.60x = 2,974,055,185.75
  5. Step 5: Solve for x
    x = 2,974,055,185.75/61,741.60
  6. Step 6: Final answer
    x = 48,169.39

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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.