Home / 120,733.95-166,611.60-67,017.58

Finding the Fourth Proportional to 120,733.95, 166,611.60 and 67,017.58

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Solution

The fourth proportional to 120,733.95, 166,611.60 and 67,017.58 is: 92,483.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,733.95 : 166,611.60 = 67,017.58 : x
  2. Step 2: Convert to fraction form
    120,733.95/166,611.60 = 67,017.58/x
  3. Step 3: Cross multiply
    120,733.95x = 166,611.60 × 67,017.58
  4. Step 4: Simplify right side
    120,733.95x = 11,165,906,231.93
  5. Step 5: Solve for x
    x = 11,165,906,231.93/120,733.95
  6. Step 6: Final answer
    x = 92,483.57

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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.