Home / 192,043.20-265,019.66-107,160.19

Finding the Fourth Proportional to 192,043.20, 265,019.66 and 107,160.19

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Solution

The fourth proportional to 192,043.20, 265,019.66 and 107,160.19 is: 147,881.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,043.20 : 265,019.66 = 107,160.19 : x
  2. Step 2: Convert to fraction form
    192,043.20/265,019.66 = 107,160.19/x
  3. Step 3: Cross multiply
    192,043.20x = 265,019.66 × 107,160.19
  4. Step 4: Simplify right side
    192,043.20x = 28,399,557,119.34
  5. Step 5: Solve for x
    x = 28,399,557,119.34/192,043.20
  6. Step 6: Final answer
    x = 147,881.09

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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.