Home / 95,390.33-143,100.10-31,328.31

Finding the Fourth Proportional to 95,390.33, 143,100.10 and 31,328.31

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Solution

The fourth proportional to 95,390.33, 143,100.10 and 31,328.31 is: 46,997.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,390.33 : 143,100.10 = 31,328.31 : x
  2. Step 2: Convert to fraction form
    95,390.33/143,100.10 = 31,328.31/x
  3. Step 3: Cross multiply
    95,390.33x = 143,100.10 × 31,328.31
  4. Step 4: Simplify right side
    95,390.33x = 4,483,084,293.83
  5. Step 5: Solve for x
    x = 4,483,084,293.83/95,390.33
  6. Step 6: Final answer
    x = 46,997.26

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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.