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Finding the Fourth Proportional to 36,835.60, 55,272.60 and 16,061.20

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Solution

The fourth proportional to 36,835.60, 55,272.60 and 16,061.20 is: 24,100.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,835.60 : 55,272.60 = 16,061.20 : x
  2. Step 2: Convert to fraction form
    36,835.60/55,272.60 = 16,061.20/x
  3. Step 3: Cross multiply
    36,835.60x = 55,272.60 × 16,061.20
  4. Step 4: Simplify right side
    36,835.60x = 887,744,283.12
  5. Step 5: Solve for x
    x = 887,744,283.12/36,835.60
  6. Step 6: Final answer
    x = 24,100.17

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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.