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Finding the Fourth Proportional to 95,784.79, 132,173.54 and 53,347.27

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Solution

The fourth proportional to 95,784.79, 132,173.54 and 53,347.27 is: 73,613.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,784.79 : 132,173.54 = 53,347.27 : x
  2. Step 2: Convert to fraction form
    95,784.79/132,173.54 = 53,347.27/x
  3. Step 3: Cross multiply
    95,784.79x = 132,173.54 × 53,347.27
  4. Step 4: Simplify right side
    95,784.79x = 7,051,097,525.24
  5. Step 5: Solve for x
    x = 7,051,097,525.24/95,784.79
  6. Step 6: Final answer
    x = 73,613.96

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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.