Home / 95,128.14-131,277.70-52,687.50

Finding the Fourth Proportional to 95,128.14, 131,277.70 and 52,687.50

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Solution

The fourth proportional to 95,128.14, 131,277.70 and 52,687.50 is: 72,709.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,128.14 : 131,277.70 = 52,687.50 : x
  2. Step 2: Convert to fraction form
    95,128.14/131,277.70 = 52,687.50/x
  3. Step 3: Cross multiply
    95,128.14x = 131,277.70 × 52,687.50
  4. Step 4: Simplify right side
    95,128.14x = 6,916,693,818.75
  5. Step 5: Solve for x
    x = 6,916,693,818.75/95,128.14
  6. Step 6: Final answer
    x = 72,709.23

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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.