Home / 116,814.47-161,204.03-63,099.48

Finding the Fourth Proportional to 116,814.47, 161,204.03 and 63,099.48

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Solution

The fourth proportional to 116,814.47, 161,204.03 and 63,099.48 is: 87,077.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,814.47 : 161,204.03 = 63,099.48 : x
  2. Step 2: Convert to fraction form
    116,814.47/161,204.03 = 63,099.48/x
  3. Step 3: Cross multiply
    116,814.47x = 161,204.03 × 63,099.48
  4. Step 4: Simplify right side
    116,814.47x = 10,171,890,466.90
  5. Step 5: Solve for x
    x = 10,171,890,466.90/116,814.47
  6. Step 6: Final answer
    x = 87,077.32

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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.