Home / 120,985.44-166,952.04-67,269.06

Finding the Fourth Proportional to 120,985.44, 166,952.04 and 67,269.06

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Solution

The fourth proportional to 120,985.44, 166,952.04 and 67,269.06 is: 92,826.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,985.44 : 166,952.04 = 67,269.06 : x
  2. Step 2: Convert to fraction form
    120,985.44/166,952.04 = 67,269.06/x
  3. Step 3: Cross multiply
    120,985.44x = 166,952.04 × 67,269.06
  4. Step 4: Simplify right side
    120,985.44x = 11,230,706,795.88
  5. Step 5: Solve for x
    x = 11,230,706,795.88/120,985.44
  6. Step 6: Final answer
    x = 92,826.93

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1.5x scale

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.