Home / 95,569.26-131,890.08-53,128.50

Finding the Fourth Proportional to 95,569.26, 131,890.08 and 53,128.50

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Solution

The fourth proportional to 95,569.26, 131,890.08 and 53,128.50 is: 73,319.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,569.26 : 131,890.08 = 53,128.50 : x
  2. Step 2: Convert to fraction form
    95,569.26/131,890.08 = 53,128.50/x
  3. Step 3: Cross multiply
    95,569.26x = 131,890.08 × 53,128.50
  4. Step 4: Simplify right side
    95,569.26x = 7,007,122,115.28
  5. Step 5: Solve for x
    x = 7,007,122,115.28/95,569.26
  6. Step 6: Final answer
    x = 73,319.83

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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.