Home / 120,960.33-166,930.95-67,246.25

Finding the Fourth Proportional to 120,960.33, 166,930.95 and 67,246.25

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Solution

The fourth proportional to 120,960.33, 166,930.95 and 67,246.25 is: 92,802.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,960.33 : 166,930.95 = 67,246.25 : x
  2. Step 2: Convert to fraction form
    120,960.33/166,930.95 = 67,246.25/x
  3. Step 3: Cross multiply
    120,960.33x = 166,930.95 × 67,246.25
  4. Step 4: Simplify right side
    120,960.33x = 11,225,479,813.96
  5. Step 5: Solve for x
    x = 11,225,479,813.96/120,960.33
  6. Step 6: Final answer
    x = 92,802.98

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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.