Home / 192,357.36-265,527.22-172,178.64

Finding the Fourth Proportional to 192,357.36, 265,527.22 and 172,178.64

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Solution

The fourth proportional to 192,357.36, 265,527.22 and 172,178.64 is: 237,672.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,357.36 : 265,527.22 = 172,178.64 : x
  2. Step 2: Convert to fraction form
    192,357.36/265,527.22 = 172,178.64/x
  3. Step 3: Cross multiply
    192,357.36x = 265,527.22 × 172,178.64
  4. Step 4: Simplify right side
    192,357.36x = 45,718,115,622.58
  5. Step 5: Solve for x
    x = 45,718,115,622.58/192,357.36
  6. Step 6: Final answer
    x = 237,672.82

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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.