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Finding the Fourth Proportional to 192,920.00, 265,994.35 and 141,777

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Solution

The fourth proportional to 192,920.00, 265,994.35 and 141,777 is: 195,479.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,920.00 : 265,994.35 = 141,777 : x
  2. Step 2: Convert to fraction form
    192,920.00/265,994.35 = 141,777/x
  3. Step 3: Cross multiply
    192,920.00x = 265,994.35 × 141,777
  4. Step 4: Simplify right side
    192,920.00x = 37,711,880,605.51
  5. Step 5: Solve for x
    x = 37,711,880,605.51/192,920.00
  6. Step 6: Final answer
    x = 195,479.38

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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.