Home / 192,356.38-265,525.85-172,177.66

Finding the Fourth Proportional to 192,356.38, 265,525.85 and 172,177.66

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Solution

The fourth proportional to 192,356.38, 265,525.85 and 172,177.66 is: 237,671.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,356.38 : 265,525.85 = 172,177.66 : x
  2. Step 2: Convert to fraction form
    192,356.38/265,525.85 = 172,177.66/x
  3. Step 3: Cross multiply
    192,356.38x = 265,525.85 × 172,177.66
  4. Step 4: Simplify right side
    192,356.38x = 45,717,617,333.99
  5. Step 5: Solve for x
    x = 45,717,617,333.99/192,356.38
  6. Step 6: Final answer
    x = 237,671.44

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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.