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Finding the Fourth Proportional to 53,097.62, 79,657.36 and 44,393.36

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Solution

The fourth proportional to 53,097.62, 79,657.36 and 44,393.36 is: 66,599.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,097.62 : 79,657.36 = 44,393.36 : x
  2. Step 2: Convert to fraction form
    53,097.62/79,657.36 = 44,393.36/x
  3. Step 3: Cross multiply
    53,097.62x = 79,657.36 × 44,393.36
  4. Step 4: Simplify right side
    53,097.62x = 3,536,257,349.86
  5. Step 5: Solve for x
    x = 3,536,257,349.86/53,097.62
  6. Step 6: Final answer
    x = 66,599.17

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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.