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Finding the Fourth Proportional to 96,377.98, 132,989.87 and 53,354.22

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Solution

The fourth proportional to 96,377.98, 132,989.87 and 53,354.22 is: 73,622.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,377.98 : 132,989.87 = 53,354.22 : x
  2. Step 2: Convert to fraction form
    96,377.98/132,989.87 = 53,354.22/x
  3. Step 3: Cross multiply
    96,377.98x = 132,989.87 × 53,354.22
  4. Step 4: Simplify right side
    96,377.98x = 7,095,570,980.84
  5. Step 5: Solve for x
    x = 7,095,570,980.84/96,377.98
  6. Step 6: Final answer
    x = 73,622.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.