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Finding the Fourth Proportional to 121,167.49, 167,226.84 and 69,504.73

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Solution

The fourth proportional to 121,167.49, 167,226.84 and 69,504.73 is: 95,925.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,167.49 : 167,226.84 = 69,504.73 : x
  2. Step 2: Convert to fraction form
    121,167.49/167,226.84 = 69,504.73/x
  3. Step 3: Cross multiply
    121,167.49x = 167,226.84 × 69,504.73
  4. Step 4: Simplify right side
    121,167.49x = 11,623,056,362.95
  5. Step 5: Solve for x
    x = 11,623,056,362.95/121,167.49
  6. Step 6: Final answer
    x = 95,925.54

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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.