Home / 192,214.42-265,380.71-172,036.31

Finding the Fourth Proportional to 192,214.42, 265,380.71 and 172,036.31

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Solution

The fourth proportional to 192,214.42, 265,380.71 and 172,036.31 is: 237,521.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,214.42 : 265,380.71 = 172,036.31 : x
  2. Step 2: Convert to fraction form
    192,214.42/265,380.71 = 172,036.31/x
  3. Step 3: Cross multiply
    192,214.42x = 265,380.71 × 172,036.31
  4. Step 4: Simplify right side
    192,214.42x = 45,655,115,906.50
  5. Step 5: Solve for x
    x = 45,655,115,906.50/192,214.42
  6. Step 6: Final answer
    x = 237,521.81

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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.