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Finding the Fourth Proportional to 95,114.99, 131,258.43 and 54,828.53

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Solution

The fourth proportional to 95,114.99, 131,258.43 and 54,828.53 is: 75,663.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,114.99 : 131,258.43 = 54,828.53 : x
  2. Step 2: Convert to fraction form
    95,114.99/131,258.43 = 54,828.53/x
  3. Step 3: Cross multiply
    95,114.99x = 131,258.43 × 54,828.53
  4. Step 4: Simplify right side
    95,114.99x = 7,196,706,767.01
  5. Step 5: Solve for x
    x = 7,196,706,767.01/95,114.99
  6. Step 6: Final answer
    x = 75,663.22

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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.