Home / 205,599.60-308,259-109,551.24

Finding the Fourth Proportional to 205,599.60, 308,259 and 109,551.24

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Solution

The fourth proportional to 205,599.60, 308,259 and 109,551.24 is: 164,252.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,599.60 : 308,259 = 109,551.24 : x
  2. Step 2: Convert to fraction form
    205,599.60/308,259 = 109,551.24/x
  3. Step 3: Cross multiply
    205,599.60x = 308,259 × 109,551.24
  4. Step 4: Simplify right side
    205,599.60x = 33,770,155,691.16
  5. Step 5: Solve for x
    x = 33,770,155,691.16/205,599.60
  6. Step 6: Final answer
    x = 164,252.05

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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.