Home / 194,861.12-292,327.20-61,774.88

Finding the Fourth Proportional to 194,861.12, 292,327.20 and 61,774.88

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Solution

The fourth proportional to 194,861.12, 292,327.20 and 61,774.88 is: 92,673.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,861.12 : 292,327.20 = 61,774.88 : x
  2. Step 2: Convert to fraction form
    194,861.12/292,327.20 = 61,774.88/x
  3. Step 3: Cross multiply
    194,861.12x = 292,327.20 × 61,774.88
  4. Step 4: Simplify right side
    194,861.12x = 18,058,477,700.74
  5. Step 5: Solve for x
    x = 18,058,477,700.74/194,861.12
  6. Step 6: Final answer
    x = 92,673.58

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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.