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Finding the Fourth Proportional to 96,157.34, 132,696.80 and 53,135.65

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Solution

The fourth proportional to 96,157.34, 132,696.80 and 53,135.65 is: 73,327.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,157.34 : 132,696.80 = 53,135.65 : x
  2. Step 2: Convert to fraction form
    96,157.34/132,696.80 = 53,135.65/x
  3. Step 3: Cross multiply
    96,157.34x = 132,696.80 × 53,135.65
  4. Step 4: Simplify right side
    96,157.34x = 7,050,930,073.95
  5. Step 5: Solve for x
    x = 7,050,930,073.95/96,157.34
  6. Step 6: Final answer
    x = 73,327.01

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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.