Home / 205,592.32-308,232.17-142,244.04

Finding the Fourth Proportional to 205,592.32, 308,232.17 and 142,244.04

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Solution

The fourth proportional to 205,592.32, 308,232.17 and 142,244.04 is: 213,257.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,592.32 : 308,232.17 = 142,244.04 : x
  2. Step 2: Convert to fraction form
    205,592.32/308,232.17 = 142,244.04/x
  3. Step 3: Cross multiply
    205,592.32x = 308,232.17 × 142,244.04
  4. Step 4: Simplify right side
    205,592.32x = 43,844,189,118.77
  5. Step 5: Solve for x
    x = 43,844,189,118.77/205,592.32
  6. Step 6: Final answer
    x = 213,257.91

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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.