Home / 116,962.54-161,408.19-63,247.48

Finding the Fourth Proportional to 116,962.54, 161,408.19 and 63,247.48

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Solution

The fourth proportional to 116,962.54, 161,408.19 and 63,247.48 is: 87,281.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,962.54 : 161,408.19 = 63,247.48 : x
  2. Step 2: Convert to fraction form
    116,962.54/161,408.19 = 63,247.48/x
  3. Step 3: Cross multiply
    116,962.54x = 161,408.19 × 63,247.48
  4. Step 4: Simplify right side
    116,962.54x = 10,208,661,268.86
  5. Step 5: Solve for x
    x = 10,208,661,268.86/116,962.54
  6. Step 6: Final answer
    x = 87,281.46

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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.