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Finding the Fourth Proportional to 95,464.76, 131,691.48 and 64,827.08

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Solution

The fourth proportional to 95,464.76, 131,691.48 and 64,827.08 is: 89,427.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,464.76 : 131,691.48 = 64,827.08 : x
  2. Step 2: Convert to fraction form
    95,464.76/131,691.48 = 64,827.08/x
  3. Step 3: Cross multiply
    95,464.76x = 131,691.48 × 64,827.08
  4. Step 4: Simplify right side
    95,464.76x = 8,537,174,109.28
  5. Step 5: Solve for x
    x = 8,537,174,109.28/95,464.76
  6. Step 6: Final answer
    x = 89,427.49

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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.