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Finding the Fourth Proportional to 136,051.84, 204,081.60 and 37,555.84

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Solution

The fourth proportional to 136,051.84, 204,081.60 and 37,555.84 is: 56,334.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,051.84 : 204,081.60 = 37,555.84 : x
  2. Step 2: Convert to fraction form
    136,051.84/204,081.60 = 37,555.84/x
  3. Step 3: Cross multiply
    136,051.84x = 204,081.60 × 37,555.84
  4. Step 4: Simplify right side
    136,051.84x = 7,664,455,916.54
  5. Step 5: Solve for x
    x = 7,664,455,916.54/136,051.84
  6. Step 6: Final answer
    x = 56,334.82

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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.