Home / 124,359.68-171,615.60-67,771.04

Finding the Fourth Proportional to 124,359.68, 171,615.60 and 67,771.04

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Solution

The fourth proportional to 124,359.68, 171,615.60 and 67,771.04 is: 93,523.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,359.68 : 171,615.60 = 67,771.04 : x
  2. Step 2: Convert to fraction form
    124,359.68/171,615.60 = 67,771.04/x
  3. Step 3: Cross multiply
    124,359.68x = 171,615.60 × 67,771.04
  4. Step 4: Simplify right side
    124,359.68x = 11,630,567,692.22
  5. Step 5: Solve for x
    x = 11,630,567,692.22/124,359.68
  6. Step 6: Final answer
    x = 93,523.62

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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.