Home / 61,723.64-85,180.39-34,867.28

Finding the Fourth Proportional to 61,723.64, 85,180.39 and 34,867.28

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Solution

The fourth proportional to 61,723.64, 85,180.39 and 34,867.28 is: 48,117.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,723.64 : 85,180.39 = 34,867.28 : x
  2. Step 2: Convert to fraction form
    61,723.64/85,180.39 = 34,867.28/x
  3. Step 3: Cross multiply
    61,723.64x = 85,180.39 × 34,867.28
  4. Step 4: Simplify right side
    61,723.64x = 2,970,008,634.42
  5. Step 5: Solve for x
    x = 2,970,008,634.42/61,723.64
  6. Step 6: Final answer
    x = 48,117.84

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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.