Home / 237,781.84-328,085.04-161,311.36

Finding the Fourth Proportional to 237,781.84, 328,085.04 and 161,311.36

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Solution

The fourth proportional to 237,781.84, 328,085.04 and 161,311.36 is: 222,573.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,781.84 : 328,085.04 = 161,311.36 : x
  2. Step 2: Convert to fraction form
    237,781.84/328,085.04 = 161,311.36/x
  3. Step 3: Cross multiply
    237,781.84x = 328,085.04 × 161,311.36
  4. Step 4: Simplify right side
    237,781.84x = 52,923,843,998.05
  5. Step 5: Solve for x
    x = 52,923,843,998.05/237,781.84
  6. Step 6: Final answer
    x = 222,573.11

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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.