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Finding the Fourth Proportional to 121,025.99, 167,003.07 and 67,302.32

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Solution

The fourth proportional to 121,025.99, 167,003.07 and 67,302.32 is: 92,870.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,025.99 : 167,003.07 = 67,302.32 : x
  2. Step 2: Convert to fraction form
    121,025.99/167,003.07 = 67,302.32/x
  3. Step 3: Cross multiply
    121,025.99x = 167,003.07 × 67,302.32
  4. Step 4: Simplify right side
    121,025.99x = 11,239,694,058.12
  5. Step 5: Solve for x
    x = 11,239,694,058.12/121,025.99
  6. Step 6: Final answer
    x = 92,870.09

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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.