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Finding the Fourth Proportional to 107,906.51, 148,911.21 and 60,162.92

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Solution

The fourth proportional to 107,906.51, 148,911.21 and 60,162.92 is: 83,024.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,906.51 : 148,911.21 = 60,162.92 : x
  2. Step 2: Convert to fraction form
    107,906.51/148,911.21 = 60,162.92/x
  3. Step 3: Cross multiply
    107,906.51x = 148,911.21 × 60,162.92
  4. Step 4: Simplify right side
    107,906.51x = 8,958,933,028.19
  5. Step 5: Solve for x
    x = 8,958,933,028.19/107,906.51
  6. Step 6: Final answer
    x = 83,024.95

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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.