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Finding the Fourth Proportional to 136,035.81, 204,053.45 and 36,196.00

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Solution

The fourth proportional to 136,035.81, 204,053.45 and 36,196.00 is: 54,293.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,035.81 : 204,053.45 = 36,196.00 : x
  2. Step 2: Convert to fraction form
    136,035.81/204,053.45 = 36,196.00/x
  3. Step 3: Cross multiply
    136,035.81x = 204,053.45 × 36,196.00
  4. Step 4: Simplify right side
    136,035.81x = 7,385,917,985.09
  5. Step 5: Solve for x
    x = 7,385,917,985.09/136,035.81
  6. Step 6: Final answer
    x = 54,293.92

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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.