Home / 95,316.93-142,976.43-28,757.66

Finding the Fourth Proportional to 95,316.93, 142,976.43 and 28,757.66

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Solution

The fourth proportional to 95,316.93, 142,976.43 and 28,757.66 is: 43,136.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,316.93 : 142,976.43 = 28,757.66 : x
  2. Step 2: Convert to fraction form
    95,316.93/142,976.43 = 28,757.66/x
  3. Step 3: Cross multiply
    95,316.93x = 142,976.43 × 28,757.66
  4. Step 4: Simplify right side
    95,316.93x = 4,111,666,847.07
  5. Step 5: Solve for x
    x = 4,111,666,847.07/95,316.93
  6. Step 6: Final answer
    x = 43,136.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.