Home / 63,748.20-87,966.36-36,885.36

Finding the Fourth Proportional to 63,748.20, 87,966.36 and 36,885.36

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Solution

The fourth proportional to 63,748.20, 87,966.36 and 36,885.36 is: 50,898.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,748.20 : 87,966.36 = 36,885.36 : x
  2. Step 2: Convert to fraction form
    63,748.20/87,966.36 = 36,885.36/x
  3. Step 3: Cross multiply
    63,748.20x = 87,966.36 × 36,885.36
  4. Step 4: Simplify right side
    63,748.20x = 3,244,670,856.49
  5. Step 5: Solve for x
    x = 3,244,670,856.49/63,748.20
  6. Step 6: Final answer
    x = 50,898.23

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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.