Home / 261,994.62-393,089.23-181,990.43

Finding the Fourth Proportional to 261,994.62, 393,089.23 and 181,990.43

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Solution

The fourth proportional to 261,994.62, 393,089.23 and 181,990.43 is: 273,053.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,994.62 : 393,089.23 = 181,990.43 : x
  2. Step 2: Convert to fraction form
    261,994.62/393,089.23 = 181,990.43/x
  3. Step 3: Cross multiply
    261,994.62x = 393,089.23 × 181,990.43
  4. Step 4: Simplify right side
    261,994.62x = 71,538,478,259.72
  5. Step 5: Solve for x
    x = 71,538,478,259.72/261,994.62
  6. Step 6: Final answer
    x = 273,053.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.