Home / 63,516.30-87,692.08-40,894.46

Finding the Fourth Proportional to 63,516.30, 87,692.08 and 40,894.46

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Solution

The fourth proportional to 63,516.30, 87,692.08 and 40,894.46 is: 56,459.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,516.30 : 87,692.08 = 40,894.46 : x
  2. Step 2: Convert to fraction form
    63,516.30/87,692.08 = 40,894.46/x
  3. Step 3: Cross multiply
    63,516.30x = 87,692.08 × 40,894.46
  4. Step 4: Simplify right side
    63,516.30x = 3,586,120,257.88
  5. Step 5: Solve for x
    x = 3,586,120,257.88/63,516.30
  6. Step 6: Final answer
    x = 56,459.84

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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.