Home / 192,674.12-265,981.20-144,945.68

Finding the Fourth Proportional to 192,674.12, 265,981.20 and 144,945.68

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Solution

The fourth proportional to 192,674.12, 265,981.20 and 144,945.68 is: 200,093.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,674.12 : 265,981.20 = 144,945.68 : x
  2. Step 2: Convert to fraction form
    192,674.12/265,981.20 = 144,945.68/x
  3. Step 3: Cross multiply
    192,674.12x = 265,981.20 × 144,945.68
  4. Step 4: Simplify right side
    192,674.12x = 38,552,825,901.22
  5. Step 5: Solve for x
    x = 38,552,825,901.22/192,674.12
  6. Step 6: Final answer
    x = 200,093.43

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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.