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Finding the Fourth Proportional to 49,656.60, 74,302.65 and 36,534.60

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Solution

The fourth proportional to 49,656.60, 74,302.65 and 36,534.60 is: 54,667.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,656.60 : 74,302.65 = 36,534.60 : x
  2. Step 2: Convert to fraction form
    49,656.60/74,302.65 = 36,534.60/x
  3. Step 3: Cross multiply
    49,656.60x = 74,302.65 × 36,534.60
  4. Step 4: Simplify right side
    49,656.60x = 2,714,617,596.69
  5. Step 5: Solve for x
    x = 2,714,617,596.69/49,656.60
  6. Step 6: Final answer
    x = 54,667.81

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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.