Home / 117,004.51-161,466.04-63,289.36

Finding the Fourth Proportional to 117,004.51, 161,466.04 and 63,289.36

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Solution

The fourth proportional to 117,004.51, 161,466.04 and 63,289.36 is: 87,339.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,004.51 : 161,466.04 = 63,289.36 : x
  2. Step 2: Convert to fraction form
    117,004.51/161,466.04 = 63,289.36/x
  3. Step 3: Cross multiply
    117,004.51x = 161,466.04 × 63,289.36
  4. Step 4: Simplify right side
    117,004.51x = 10,219,082,333.33
  5. Step 5: Solve for x
    x = 10,219,082,333.33/117,004.51
  6. Step 6: Final answer
    x = 87,339.22

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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.