Home / 120,730.02-166,615.26-69,744.94

Finding the Fourth Proportional to 120,730.02, 166,615.26 and 69,744.94

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Solution

The fourth proportional to 120,730.02, 166,615.26 and 69,744.94 is: 96,252.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,730.02 : 166,615.26 = 69,744.94 : x
  2. Step 2: Convert to fraction form
    120,730.02/166,615.26 = 69,744.94/x
  3. Step 3: Cross multiply
    120,730.02x = 166,615.26 × 69,744.94
  4. Step 4: Simplify right side
    120,730.02x = 11,620,571,311.78
  5. Step 5: Solve for x
    x = 11,620,571,311.78/120,730.02
  6. Step 6: Final answer
    x = 96,252.54

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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.