Home / 143,918.36-215,970.94-65,033.27

Finding the Fourth Proportional to 143,918.36, 215,970.94 and 65,033.27

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Solution

The fourth proportional to 143,918.36, 215,970.94 and 65,033.27 is: 97,592.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,918.36 : 215,970.94 = 65,033.27 : x
  2. Step 2: Convert to fraction form
    143,918.36/215,970.94 = 65,033.27/x
  3. Step 3: Cross multiply
    143,918.36x = 215,970.94 × 65,033.27
  4. Step 4: Simplify right side
    143,918.36x = 14,045,296,453.17
  5. Step 5: Solve for x
    x = 14,045,296,453.17/143,918.36
  6. Step 6: Final answer
    x = 97,592.11

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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.