Home / 95,328.29-143,004.36-28,768.31

Finding the Fourth Proportional to 95,328.29, 143,004.36 and 28,768.31

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Solution

The fourth proportional to 95,328.29, 143,004.36 and 28,768.31 is: 43,156.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,328.29 : 143,004.36 = 28,768.31 : x
  2. Step 2: Convert to fraction form
    95,328.29/143,004.36 = 28,768.31/x
  3. Step 3: Cross multiply
    95,328.29x = 143,004.36 × 28,768.31
  4. Step 4: Simplify right side
    95,328.29x = 4,113,993,759.83
  5. Step 5: Solve for x
    x = 4,113,993,759.83/95,328.29
  6. Step 6: Final answer
    x = 43,156.06

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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.