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Finding the Fourth Proportional to 235,696.16, 325,268.02 and 133,725.90

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Solution

The fourth proportional to 235,696.16, 325,268.02 and 133,725.90 is: 184,545.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,696.16 : 325,268.02 = 133,725.90 : x
  2. Step 2: Convert to fraction form
    235,696.16/325,268.02 = 133,725.90/x
  3. Step 3: Cross multiply
    235,696.16x = 325,268.02 × 133,725.90
  4. Step 4: Simplify right side
    235,696.16x = 43,496,760,102.63
  5. Step 5: Solve for x
    x = 43,496,760,102.63/235,696.16
  6. Step 6: Final answer
    x = 184,545.90

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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.