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Finding the Fourth Proportional to 52,737.62, 79,080.86 and 19,473.36

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Solution

The fourth proportional to 52,737.62, 79,080.86 and 19,473.36 is: 29,200.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,737.62 : 79,080.86 = 19,473.36 : x
  2. Step 2: Convert to fraction form
    52,737.62/79,080.86 = 19,473.36/x
  3. Step 3: Cross multiply
    52,737.62x = 79,080.86 × 19,473.36
  4. Step 4: Simplify right side
    52,737.62x = 1,539,970,055.89
  5. Step 5: Solve for x
    x = 1,539,970,055.89/52,737.62
  6. Step 6: Final answer
    x = 29,200.60

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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.