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Finding the Fourth Proportional to 173,016.36, 259,670.36 and 67,909.12

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Solution

The fourth proportional to 173,016.36, 259,670.36 and 67,909.12 is: 101,920.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,016.36 : 259,670.36 = 67,909.12 : x
  2. Step 2: Convert to fraction form
    173,016.36/259,670.36 = 67,909.12/x
  3. Step 3: Cross multiply
    173,016.36x = 259,670.36 × 67,909.12
  4. Step 4: Simplify right side
    173,016.36x = 17,633,985,637.68
  5. Step 5: Solve for x
    x = 17,633,985,637.68/173,016.36
  6. Step 6: Final answer
    x = 101,920.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.