Home / 61,723.23-85,181.70-34,865.06

Finding the Fourth Proportional to 61,723.23, 85,181.70 and 34,865.06

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Solution

The fourth proportional to 61,723.23, 85,181.70 and 34,865.06 is: 48,115.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,723.23 : 85,181.70 = 34,865.06 : x
  2. Step 2: Convert to fraction form
    61,723.23/85,181.70 = 34,865.06/x
  3. Step 3: Cross multiply
    61,723.23x = 85,181.70 × 34,865.06
  4. Step 4: Simplify right side
    61,723.23x = 2,969,864,655.49
  5. Step 5: Solve for x
    x = 2,969,864,655.49/61,723.23
  6. Step 6: Final answer
    x = 48,115.83

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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.