Home / 194,824.64-292,262.08-68,455.76

Finding the Fourth Proportional to 194,824.64, 292,262.08 and 68,455.76

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Solution

The fourth proportional to 194,824.64, 292,262.08 and 68,455.76 is: 102,692.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,824.64 : 292,262.08 = 68,455.76 : x
  2. Step 2: Convert to fraction form
    194,824.64/292,262.08 = 68,455.76/x
  3. Step 3: Cross multiply
    194,824.64x = 292,262.08 × 68,455.76
  4. Step 4: Simplify right side
    194,824.64x = 20,007,022,805.58
  5. Step 5: Solve for x
    x = 20,007,022,805.58/194,824.64
  6. Step 6: Final answer
    x = 102,692.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.