Home / 120,825.04-166,733.92-67,113.49

Finding the Fourth Proportional to 120,825.04, 166,733.92 and 67,113.49

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Solution

The fourth proportional to 120,825.04, 166,733.92 and 67,113.49 is: 92,614.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,825.04 : 166,733.92 = 67,113.49 : x
  2. Step 2: Convert to fraction form
    120,825.04/166,733.92 = 67,113.49/x
  3. Step 3: Cross multiply
    120,825.04x = 166,733.92 × 67,113.49
  4. Step 4: Simplify right side
    120,825.04x = 11,190,095,272.58
  5. Step 5: Solve for x
    x = 11,190,095,272.58/120,825.04
  6. Step 6: Final answer
    x = 92,614.04

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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.