Home / 61,925.85-85,493.14-40,766.63

Finding the Fourth Proportional to 61,925.85, 85,493.14 and 40,766.63

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Solution

The fourth proportional to 61,925.85, 85,493.14 and 40,766.63 is: 56,281.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,925.85 : 85,493.14 = 40,766.63 : x
  2. Step 2: Convert to fraction form
    61,925.85/85,493.14 = 40,766.63/x
  3. Step 3: Cross multiply
    61,925.85x = 85,493.14 × 40,766.63
  4. Step 4: Simplify right side
    61,925.85x = 3,485,266,676.54
  5. Step 5: Solve for x
    x = 3,485,266,676.54/61,925.85
  6. Step 6: Final answer
    x = 56,281.29

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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.