Home / 116,962.56-161,408.34-63,247.57

Finding the Fourth Proportional to 116,962.56, 161,408.34 and 63,247.57

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Solution

The fourth proportional to 116,962.56, 161,408.34 and 63,247.57 is: 87,281.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,962.56 : 161,408.34 = 63,247.57 : x
  2. Step 2: Convert to fraction form
    116,962.56/161,408.34 = 63,247.57/x
  3. Step 3: Cross multiply
    116,962.56x = 161,408.34 × 63,247.57
  4. Step 4: Simplify right side
    116,962.56x = 10,208,684,721.09
  5. Step 5: Solve for x
    x = 10,208,684,721.09/116,962.56
  6. Step 6: Final answer
    x = 87,281.65

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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.