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Finding the Fourth Proportional to 95,962.88, 132,428.76 and 53,520.50

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Solution

The fourth proportional to 95,962.88, 132,428.76 and 53,520.50 is: 73,858.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,962.88 : 132,428.76 = 53,520.50 : x
  2. Step 2: Convert to fraction form
    95,962.88/132,428.76 = 53,520.50/x
  3. Step 3: Cross multiply
    95,962.88x = 132,428.76 × 53,520.50
  4. Step 4: Simplify right side
    95,962.88x = 7,087,653,449.58
  5. Step 5: Solve for x
    x = 7,087,653,449.58/95,962.88
  6. Step 6: Final answer
    x = 73,858.28

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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.