Home / 47,885.28-66,086.28-26,664.54

Finding the Fourth Proportional to 47,885.28, 66,086.28 and 26,664.54

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Solution

The fourth proportional to 47,885.28, 66,086.28 and 26,664.54 is: 36,799.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,885.28 : 66,086.28 = 26,664.54 : x
  2. Step 2: Convert to fraction form
    47,885.28/66,086.28 = 26,664.54/x
  3. Step 3: Cross multiply
    47,885.28x = 66,086.28 × 26,664.54
  4. Step 4: Simplify right side
    47,885.28x = 1,762,160,256.51
  5. Step 5: Solve for x
    x = 1,762,160,256.51/47,885.28
  6. Step 6: Final answer
    x = 36,799.62

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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.